Latest CVE Feed

Vulnerabilities published in the last 30 days. Filter by severity, exploit status, or attack vector.

Score
Vulnerability
Published
7.4 HIGH
CVE-2026-7830 — UltraVNC MS-Logon II uses 64-bit Diffie-Hellman and seeded libc rand() enabling credentia…

UltraVNC through 1.8.2.2 uses inadequate cryptography in the MS-Logon II authentication scheme (rfbUltraVNC_MsLogonIIAuth). In rfb/dh.cpp the Diffie-Hellman key exchange is performed with parameters …

ultravnc | Remote | Cryptography
Jul 01, 2026 Jul 01, 2026
Jul 01, 2026
Jul 01, 2026
7.2 HIGH
CVE-2026-7829 — UltraVNC repeater authenticated out-of-bounds write in rule parser via oversized token

UltraVNC repeater through 1.8.2.2 contains a post-authentication out-of-bounds write in the allow/deny rule parser. In repeater/webgui/settings.c:225-272, after strncpy_s copies a rule token into tem…

ultravnc | Remote | Memory Corruption
Jul 01, 2026 Jul 01, 2026
Jul 01, 2026
Jul 01, 2026
5.3 MEDIUM
CVE-2026-7828 — UltraVNC repeater integer overflow in win_log malloc leading to heap overflow

UltraVNC repeater through 1.8.2.2 contains an integer overflow in the HTTP request logging path. In repeater/webgui/settings.c:336, the win_log() function allocates list nodes via malloc(sizeof(struc…

ultravnc | Remote | Memory Corruption
Jul 01, 2026 Jul 01, 2026
Jul 01, 2026
Jul 01, 2026
4.8 MEDIUM
CVE-2026-44040 — UltraVNC vncauth.c uses time-seeded libc rand() to generate VNC authentication challenge …

UltraVNC through 1.8.2.2 uses a cryptographically weak pseudo-random number generator to produce VNC authentication challenge bytes. In rfb/vncauth.c:119-129, the vncRandomBytes() function seeds libc…

ultravnc | Remote | Cryptography
Jul 01, 2026 Jul 01, 2026
Jul 01, 2026
Jul 01, 2026
4.3 MEDIUM
CVE-2026-44041 — UltraVNC vncWc2Mb calls wcslen() before validating that the wide string is NUL-terminated

UltraVNC through 1.8.2.2 contains an out-of-bounds read in the wide-string to multibyte conversion helper. In rfb/dh.cpp:204, the vncWc2Mb() function passes a caller-supplied WCHAR pointer to wcslen(…

ultravnc | Remote | Information Disclosure
Jul 01, 2026 Jul 01, 2026
Jul 01, 2026
Jul 01, 2026
3.7 LOW
CVE-2026-44042 — UltraVNC repeater wi_uudecode off-by-one in base64 decode boundary check

UltraVNC repeater through 1.8.2.2 contains an off-by-one error in the Base64 decode helper used for HTTP Basic authentication. In repeater/webgui/webutils.c:817, the wi_uudecode() function checks whe…

ultravnc | Remote | Memory Corruption
Jul 01, 2026 Jul 01, 2026
Jul 01, 2026
Jul 01, 2026
0.0 NA
CVE-2026-20463 — Modem Privilege Escalation via Permissions Bypass

In Modem, there is a possible escalation of privilege due to a permissions bypass. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. Use…

| Authorization
Jul 01, 2026 Jul 01, 2026
Jul 01, 2026
Jul 01, 2026
0.0 NA
CVE-2026-20462 — Telephony Heap Buffer Overflow Privilege Escalation

In Telephony, there is a possible memory corruption due to a heap buffer overflow. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. Use…

| Memory Corruption
Jul 01, 2026 Jul 01, 2026
Jul 01, 2026
Jul 01, 2026
0.0 NA
CVE-2026-20461 — Modem Out-of-Bounds Write Denial-of-Service

In Modem, there is a possible out of bounds write due to a missing bounds check. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker,…

| Memory Corruption
Jul 01, 2026 Jul 01, 2026
Jul 01, 2026
Jul 01, 2026
0.0 NA
CVE-2026-20460 — Modem Information Disclosure

In Modem, there is a possible information disclosure due to improper input validation. This could lead to remote information disclosure, if a UE has connected to a rogue base station controlled by th…

| Information Disclosure
Jul 01, 2026 Jul 01, 2026
Jul 01, 2026
Jul 01, 2026
0.0 NA
CVE-2026-20459 — Modem System Crash Denial of Service

In Modem, there is a possible system crash due to improper input validation. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker, wit…

| Denial of Service
Jul 01, 2026 Jul 01, 2026
Jul 01, 2026
Jul 01, 2026
0.0 NA
CVE-2026-20458 — Modem Remote Privilege Escalation via Memory Corruption

In Modem, there is a possible memory corruption due to a missing bounds check. This could lead to remote escalation of privilege, if a UE has connected to a rogue base station controlled by the attac…

| Memory Corruption
Jul 01, 2026 Jul 01, 2026
Jul 01, 2026
Jul 01, 2026
0.0 NA
CVE-2026-20457 — Modem Remote Denial of Service Vulnerability

In Modem, there is a possible system crash due to improper input validation. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker, wit…

| Denial of Service
Jul 01, 2026 Jul 01, 2026
Jul 01, 2026
Jul 01, 2026
7.8 HIGH
CVE-2026-14191 — WinRAR / UnRAR RAR5 recovery-volume (.rev) out-of-bounds heap write in RecVolumes5::ReadH…

An out-of-bounds heap write exists in the RAR5 recovery-volume (.rev) parser in WinRAR and UnRAR (RecVolumes5::ReadHeader in recvol5.cpp). The RecItems vector is sized only when the first .rev file i…

unrar winrar rar | Memory Corruption
Jul 01, 2026 Jul 01, 2026
Jul 01, 2026
Jul 01, 2026
0.0 NA
CVE-2026-57963 — Chat UI manipulation by injection

An attacker who can send HTML chat messages (via Matrix or XMPP) can inject arbitrary styled content, phishing links, and CSS that manipulates the chat UI. This vulnerability was fixed in Thunderbird…

thunderbird | Cross-Site Scripting
Jul 01, 2026 Jul 01, 2026
Jul 01, 2026
Jul 01, 2026
0.0 NA
CVE-2026-57962 — Denial-of-service via malicious LDAP address-book server

A malicious LDAP server, which a Thunderbird user is configured to query for address-book autocomplete, can stash arbitrarily large amounts of attacker-supplied data into the Thunderbird LDAP client …

thunderbird | Denial of Service
Jul 01, 2026 Jul 01, 2026
Jul 01, 2026
Jul 01, 2026
9.4 CRITICAL
CVE-2026-53488 — containerd CRI plugin: — image-config `LABEL` flows to restart-monitor `binary://` logger…

containerd is an open-source container runtime. In versions prior to 1.7.33, 2.3.2, 2.2.5, 2.1.9, and 2.0.10 the CRI plugin propagates labels from an image config (LABEL instruction in Dockerfile) to…

containerd | Injection
Jul 01, 2026 Jul 01, 2026
Jul 01, 2026
Jul 01, 2026
3.3 LOW
CVE-2026-41579 — runc: Malicious image with /dev symlink can trigger limited host filesystem integrity vio…

runc is a CLI tool for spawning and running containers according to the OCI specification. In versions prior to 1.3.6, 1.4.0-rc.1, 1.4.0-rc.12, 1.5.0-rc.1, and 1.5.0-rc.1, when setting up the contain…

runc | Path Traversal
Jul 01, 2026 Jul 01, 2026
Jul 01, 2026
Jul 01, 2026
6.3 MEDIUM
CVE-2026-54903 — Oj: Integer Overflow in Oj.load 2GB String Handling

Oj (Optimized JSON) is a JSON parser and Object marshaller packaged as a Ruby gem. In versions prior to 3.17.2, Oj.load is vulnerable to heap corruption when parsing a JSON string longer than 2 GB. A…

Remote | Memory Corruption
Jun 30, 2026 Jun 30, 2026
Jun 30, 2026
Jun 30, 2026
6.3 MEDIUM
CVE-2026-54902 — Oj: Use-After-Free in Oj::Parser SAJ Long Key Callback

Oj (Optimized JSON) is a JSON parser and Object marshaller packaged as a Ruby gem. Prior to version 3.17.2, is vulnerable to Use-After-Free when in SAJ mode. The Oj::Parser does not protect cached ob…

Remote | Memory Corruption
Jun 30, 2026 Jun 30, 2026
Jun 30, 2026
Jun 30, 2026
Showing 20 of 7984 Results