CISA Known Exploited Vulnerabilities (KEV)

CVE-2025-6558 - Google Chromium ANGLE and GPU Improper Input Validation Vulnerability -

Action Due Aug 12, 2025 Target Vendor : Google

Description : Google Chromium contains an improper input validation vulnerability in ANGLE and GPU. This vulnerability could allow a remote attacker to potentially perform a sandbox escape via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.

Action : Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Known To Be Used in Ransomware Campaigns? : Unknown

Notes : https://chromereleases.googleblog.com/2025/07/stable-channel-update-for-desktop_15.html ; https://nvd.nist.gov/vuln/detail/CVE-2025-6558

CVE-2025-54309 - CrushFTP Unprotected Alternate Channel Vulnerability -

Action Due Aug 12, 2025 Target Vendor : CrushFTP

Description : CrushFTP contains an unprotected alternate channel vulnerability. When the DMZ proxy feature is not used, mishandles AS2 validation and consequently allows remote attackers to obtain admin access via HTTPS.

Action : Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Known To Be Used in Ransomware Campaigns? : Unknown

Notes : https://www.crushftp.com/crush11wiki/Wiki.jsp?page=CompromiseJuly2025 ; https://nvd.nist.gov/vuln/detail/CVE-2025-54309

CVE-2025-49704 - Microsoft SharePoint Code Injection Vulnerability -

Action Due Jul 23, 2025 Target Vendor : Microsoft

Description : Microsoft SharePoint contains a code injection vulnerability that could allow an authorized attacker to execute code over a network. This vulnerability could be chained with CVE-2025-49706. The update for CVE-2025-53770 includes more robust protections than the update for CVE-2025-49704.

Action : CISA recommends disconnecting public-facing versions of SharePoint Server that have reached their end-of-life (EOL) or end-of-service (EOS). For example, SharePoint Server 2013 and earlier versions are end-of-life and should be discontinued if still in use. For supported versions, please follow the mitigations according to CISA and vendor instructions. Adhere to the applicable BOD 22-01 guidance for cloud services or discontinue use of the product if mitigations are not available.

Known To Be Used in Ransomware Campaigns? : Unknown

Notes : CISA Mitigation Instructions: https://www.cisa.gov/news-events/alerts/2025/07/20/microsoft-releases-guidance-exploitation-sharepoint-vulnerability-cve-2025-53770; https://www.microsoft.com/en-us/security/blog/2025/07/22/disrupting-active-exploitation-of-on-premises-sharepoint-vulnerabilities/ ; https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-49704 ; https://nvd.nist.gov/vuln/detail/CVE-2025-49704

CVE-2025-49706 - Microsoft SharePoint Improper Authentication Vulnerability -

Action Due Jul 23, 2025 Target Vendor : Microsoft

Description : Microsoft SharePoint contains an improper authentication vulnerability that allows an authorized attacker to perform spoofing over a network. Successfully exploitation could allow an attacker to view sensitive information and make some changes to disclosed information. This vulnerability could be chained with CVE-2025-49704. The update for CVE-2025-53771 includes more robust protections than the update for CVE-2025-49706.

Action : CISA recommends disconnecting public-facing versions of SharePoint Server that have reached their end-of-life (EOL) or end-of-service (EOS). For example, SharePoint Server 2013 and earlier versions are end-of-life and should be discontinued if still in use. For supported versions, please follow the mitigations according to CISA and vendor instructions. Adhere to the applicable BOD 22-01 guidance for cloud services or discontinue use of the product if mitigations are not available.

Known To Be Used in Ransomware Campaigns? : Unknown

Notes : CISA Mitigation Instructions: https://www.cisa.gov/news-events/alerts/2025/07/20/microsoft-releases-guidance-exploitation-sharepoint-vulnerability-cve-2025-53770; https://www.microsoft.com/en-us/security/blog/2025/07/22/disrupting-active-exploitation-of-on-premises-sharepoint-vulnerabilities/ ; https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-49706 ; https://nvd.nist.gov/vuln/detail/CVE-2025-49706

CVE-2025-53770 - Microsoft SharePoint Deserialization of Untrusted Data Vulnerability -

Action Due Jul 21, 2025 Target Vendor : Microsoft

Description : Microsoft SharePoint Server on-premises contains a deserialization of untrusted data vulnerability that could allow an unauthorized attacker to execute code over a network.

Action : CISA recommends configuring AMSI integration in SharePoint and deploying Defender AV on all SharePoint servers. If AMSI cannot be enabled, CISA recommends disconnecting affected products that are public-facing on the internet from service until official mitigations are available. Once mitigations are provided, apply them according to CISA and vendor instructions. Follow the applicable BOD 22-01 guidance for cloud services or discontinue use of the product if mitigations are not available.

Known To Be Used in Ransomware Campaigns? : Unknown

Notes : CISA Mitigation Instructions: https://www.cisa.gov/news-events/alerts/2025/07/20/microsoft-releases-guidance-exploitation-sharepoint-vulnerability-cve-2025-53770 ; https://msrc.microsoft.com/blog/2025/07/customer-guidance-for-sharepoint-vulnerability-cve-2025-53770/ ; https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-53770 ; https://nvd.nist.gov/vuln/detail/CVE-2025-53770

CVE-2025-25257 - Fortinet FortiWeb SQL Injection Vulnerability -

Action Due Aug 08, 2025 Target Vendor : Fortinet

Description : Fortinet FortiWeb contains a SQL injection vulnerability that may allow an unauthenticated attacker to execute unauthorized SQL code or commands via crafted HTTP or HTTPs requests.

Action : Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Known To Be Used in Ransomware Campaigns? : Unknown

Notes : https://fortiguard.fortinet.com/psirt/FG-IR-25-151 ; https://nvd.nist.gov/vuln/detail/CVE-2025-25257

CVE-2025-47812 - Wing FTP Server Improper Neutralization of Null Byte or NUL Character Vulnerability -

Action Due Aug 04, 2025 Target Vendor : Wing FTP Server

Description : Wing FTP Server contains an improper neutralization of null byte or NUL character vulnerability that can allow injection of arbitrary Lua code into user session files. This can be used to execute arbitrary system commands with the privileges of the FTP service (root or SYSTEM by default).

Action : Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Known To Be Used in Ransomware Campaigns? : Unknown

Notes : https://www.wftpserver.com/serverhistory.htm ; https://nvd.nist.gov/vuln/detail/CVE-2025-47812

CVE-2025-5777 - Citrix NetScaler ADC and Gateway Out-of-Bounds Read Vulnerability -

Action Due Jul 11, 2025 Target Vendor : Citrix

Description : Citrix NetScaler ADC and Gateway contain an out-of-bounds read vulnerability due to insufficient input validation. This vulnerability can lead to memory overread when the NetScaler is configured as a Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) OR AAA virtual server.

Action : Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Known To Be Used in Ransomware Campaigns? : Unknown

Notes : https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX693420 ; https://nvd.nist.gov/vuln/detail/CVE-2025-5777

CVE-2019-9621 - Synacor Zimbra Collaboration Suite (ZCS) Server-Side Request Forgery (SSRF) Vulnerability -

Action Due Jul 28, 2025 Target Vendor : Synacor

Description : Synacor Zimbra Collaboration Suite (ZCS) contains a server-side request forgery (SSRF) vulnerability via the ProxyServlet component.

Action : Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Known To Be Used in Ransomware Campaigns? : Unknown

Notes : https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories ; https://wiki.zimbra.com/wiki/Security_Center ; https://nvd.nist.gov/vuln/detail/CVE-2019-9621

CVE-2019-5418 - Rails Ruby on Rails Path Traversal Vulnerability -

Action Due Jul 28, 2025 Target Vendor : Rails

Description : Rails Ruby on Rails contains a path traversal vulnerability in Action View. Specially crafted accept headers in combination with calls to `render file:` can cause arbitrary files on the target server to be rendered, disclosing the file contents.

Action : Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Known To Be Used in Ransomware Campaigns? : Unknown

Notes : https://web.archive.org/web/20190313201629/https://weblog.rubyonrails.org/2019/3/13/Rails-4-2-5-1-5-1-6-2-have-been-released/ ; https://nvd.nist.gov/vuln/detail/CVE-2019-5418

CVE-2016-10033 - PHPMailer Command Injection Vulnerability -

Action Due Jul 28, 2025 Target Vendor : PHP

Description : PHPMailer contains a command injection vulnerability because it fails to sanitize user-supplied input. Specifically, this issue affects the 'mail()' function of 'class.phpmailer.php' script. An attacker can exploit this issue to execute arbitrary code within the context of the application. Failed exploit attempts will result in a denial-of-service condition.

Action : Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Known To Be Used in Ransomware Campaigns? : Unknown

Notes : This vulnerability could affect an open-source component, third-party library, protocol, or proprietary implementation that could be used by different products. For more information, please see: https://github.com/PHPMailer/PHPMailer/releases/tag/v5.2.18 ; https://github.com/advisories/GHSA-5f37-gxvh-23v6 ; https://nvd.nist.gov/vuln/detail/CVE-2016-10033

CVE-2014-3931 - Multi-Router Looking Glass (MRLG) Buffer Overflow Vulnerability -

Action Due Jul 28, 2025 Target Vendor : Looking Glass

Description : Multi-Router Looking Glass (MRLG) contains a buffer overflow vulnerability that could allow remote attackers to cause an arbitrary memory write and memory corruption.

Action : Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Known To Be Used in Ransomware Campaigns? : Unknown

Notes : https://mrlg.op-sec.us/ ; https://nvd.nist.gov/vuln/detail/CVE-2014-3931

CVE-2025-6554 - Google Chromium V8 Type Confusion Vulnerability -

Action Due Jul 23, 2025 Target Vendor : Google

Description : Google Chromium V8 contains a type confusion vulnerability that could allow a remote attacker to perform arbitrary read/write via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.

Action : Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Known To Be Used in Ransomware Campaigns? : Unknown

Notes : https://chromereleases.googleblog.com/2025/06/stable-channel-update-for-desktop_30.html?m=1 ; https://nvd.nist.gov/vuln/detail/CVE-2025-6554

CVE-2025-48928 - TeleMessage TM SGNL Exposure of Core Dump File to an Unauthorized Control Sphere Vulnerability -

Action Due Jul 22, 2025 Target Vendor : TeleMessage

Description : TeleMessage TM SGNL contains an exposure of core dump file to an unauthorized control sphere Vulnerability. This vulnerability is based on a JSP application in which the heap content is roughly equivalent to a "core dump" in which a password previously sent over HTTP would be included in this dump.

Action : Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Known To Be Used in Ransomware Campaigns? : Unknown

Notes : It is recommended that mitigations be applied per vendor instructions if available. If these instructions cannot be located or if mitigations are unavailable, discontinue use of the product. ; https://nvd.nist.gov/vuln/detail/CVE-2025-48928

CVE-2025-48927 - TeleMessage TM SGNL Initialization of a Resource with an Insecure Default Vulnerability -

Action Due Jul 22, 2025 Target Vendor : TeleMessage

Description : TeleMessage TM SGNL contains an initialization of a resource with an insecure default vulnerability. This vulnerability relies on how the Spring Boot Actuator is configured with an exposed heap dump endpoint at a /heapdump URI.

Action : Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Known To Be Used in Ransomware Campaigns? : Unknown

Notes : It is recommended that mitigations be applied per vendor instructions if available. If these instructions cannot be located or if mitigations are unavailable, discontinue use of the product. ; https://nvd.nist.gov/vuln/detail/CVE-2025-48927

CVE-2025-6543 - Citrix NetScaler ADC and Gateway Buffer Overflow Vulnerability -

Action Due Jul 21, 2025 Target Vendor : Citrix

Description : Citrix NetScaler ADC and Gateway contain a buffer overflow vulnerability leading to unintended control flow and Denial of Service. NetScaler must be configured as Gateway (VPN virtual server, ICA Proxy, CVPN, RDP Proxy) OR AAA virtual server.

Action : Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Known To Be Used in Ransomware Campaigns? : Unknown

Notes : https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX694788 ; https://www.netscaler.com/blog/news/netscaler-critical-security-updates-for-cve-2025-6543-and-cve-2025-5777/ ; https://nvd.nist.gov/vuln/detail/CVE-2025-6543

CVE-2019-6693 - Fortinet FortiOS Use of Hard-Coded Credentials Vulnerability -

Action Due Jul 16, 2025 Target Vendor : Fortinet

Description : Fortinet FortiOS contains a use of hard-coded credentials vulnerability that could allow an attacker to cipher sensitive data in FortiOS configuration backup file via knowledge of the hard-coded key.

Action : Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Known To Be Used in Ransomware Campaigns? : Unknown

Notes : https://fortiguard.com/advisory/FG-IR-19-007 ; https://nvd.nist.gov/vuln/detail/CVE-2019-6693

CVE-2024-0769 - D-Link DIR-859 Router Path Traversal Vulnerability -

Action Due Jul 16, 2025 Target Vendor : D-Link

Description : D-Link DIR-859 routers contain a path traversal vulnerability in the file /hedwig.cgi of the component HTTP POST Request Handler. Manipulation of the argument service with the input ../../../../htdocs/webinc/getcfg/DHCPS6.BRIDGE-1.xml allows for the leakage of session data potentially enabling privilege escalation and unauthorized control of the device. This vulnerability affects legacy D-Link products. All associated hardware revisions have reached their end-of-life (EOL) or end-of-service (EOS) life cycle and should be retired and replaced per vendor instructions.

Action : Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Known To Be Used in Ransomware Campaigns? : Unknown

Notes : https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10371 ; https://nvd.nist.gov/vuln/detail/CVE-2024-0769

CVE-2024-54085 - AMI MegaRAC SPx Authentication Bypass by Spoofing Vulnerability -

Action Due Jul 16, 2025 Target Vendor : AMI

Description : AMI MegaRAC SPx contains an authentication bypass by spoofing vulnerability in the Redfish Host Interface. A successful exploitation of this vulnerability may lead to a loss of confidentiality, integrity, and/or availability.

Action : Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Known To Be Used in Ransomware Campaigns? : Unknown

Notes : This vulnerability could affect an open-source component, third-party library, protocol, or proprietary implementation that could be used by different products. For more information, please see: https://go.ami.com/hubfs/Security%20Advisories/2025/AMI-SA-2025003.pdf ; https://security.netapp.com/advisory/ntap-20250328-0003/ ; https://nvd.nist.gov/vuln/detail/CVE-2024-54085

CVE-2023-0386 - Linux Kernel Improper Ownership Management Vulnerability -

Action Due Jul 08, 2025 Target Vendor : Linux

Description : Linux Kernel contains an improper ownership management vulnerability, where unauthorized access to the execution of the setuid file with capabilities was found in the Linux kernel’s OverlayFS subsystem in how a user copies a capable file from a nosuid mount into another mount. This uid mapping bug allows a local user to escalate their privileges on the system.

Action : Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Known To Be Used in Ransomware Campaigns? : Unknown

Notes : This vulnerability affects a common open-source component, third-party library, or a protocol used by different products. For more information, please see: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=4f11ada10d0a ; https://access.redhat.com/security/cve/cve-2023-0386 ; https://security.netapp.com/advisory/ntap-20230420-0004/ ; https://nvd.nist.gov/vuln/detail/CVE-2023-0386