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Following is the list of latest published vulnerabilities. You can filter the list based on the severity of the vulnerability, whether it is actively exploited (also known as CISA KEV List) or remotely exploitable. You can also sort the list based on the published date, last updated date, or CVSS score.
Latest Critical Actively Exploited Remotely Exploitable
Published Last Updated CVSS Score

  • 9.8

    CRITICAL
    CVE-2021-29971

    If a user had granted a permission to a webpage and saved that grant, any webpage running on the same host - irrespective of scheme or port - would be granted that permission. *This bug only affects Firefox for Android. Other operating systems are unaffec... Read more

    Affected Products : firefox
    • EPSS Score: %0.41
    • Published: Aug. 05, 2021
    • Modified: Nov. 21, 2024

  • 8.8

    HIGH
    CVE-2021-29970

    A malicious webpage could have triggered a use-after-free, memory corruption, and a potentially exploitable crash. *This bug could only be triggered when accessibility was enabled.*. This vulnerability affects Thunderbird < 78.12, Firefox ESR < 78.12, and... Read more

    Affected Products : firefox firefox_esr thunderbird
    • EPSS Score: %0.31
    • Published: Aug. 05, 2021
    • Modified: Nov. 21, 2024

  • 5.9

    MEDIUM
    CVE-2021-29969

    If Thunderbird was configured to use STARTTLS for an IMAP connection, and an attacker injected IMAP server responses prior to the completion of the STARTTLS handshake, then Thunderbird didn't ignore the injected data. This could have resulted in Thunderbi... Read more

    Affected Products : thunderbird
    • EPSS Score: %0.40
    • Published: Aug. 05, 2021
    • Modified: Nov. 21, 2024

  • 8.1

    HIGH
    CVE-2021-29968

    When drawing text onto a canvas with WebRender disabled, an out of bounds read could occur. *This bug only affects Firefox on Windows. Other operating systems are unaffected.*. This vulnerability affects Firefox < 89.0.1.... Read more

    Affected Products : firefox windows
    • EPSS Score: %0.30
    • Published: Jun. 24, 2021
    • Modified: Nov. 21, 2024

  • 8.8

    HIGH
    CVE-2021-29967

    Mozilla developers reported memory safety bugs present in Firefox 88 and Firefox ESR 78.11. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This ... Read more

    Affected Products : firefox firefox_esr thunderbird
    • EPSS Score: %0.18
    • Published: Jun. 24, 2021
    • Modified: Nov. 21, 2024

  • 8.8

    HIGH
    CVE-2021-29966

    Mozilla developers reported memory safety bugs present in Firefox 88. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects ... Read more

    Affected Products : firefox
    • EPSS Score: %0.47
    • Published: Jun. 24, 2021
    • Modified: Nov. 21, 2024

  • 5.3

    MEDIUM
    CVE-2021-29965

    A malicious website that causes an HTTP Authentication dialog to be spawned could trick the built-in password manager to suggest passwords for the currently active website instead of the website that triggered the dialog. *This bug only affects Firefox fo... Read more

    Affected Products : firefox
    • EPSS Score: %0.30
    • Published: Jun. 24, 2021
    • Modified: Nov. 21, 2024

  • 7.1

    HIGH
    CVE-2021-29964

    A locally-installed hostile program could send `WM_COPYDATA` messages that Firefox would process incorrectly, leading to an out-of-bounds read. *This bug only affects Firefox on Windows. Other operating systems are unaffected.*. This vulnerability affects... Read more

    Affected Products : firefox firefox_esr thunderbird windows
    • EPSS Score: %0.32
    • Published: Jun. 24, 2021
    • Modified: Nov. 21, 2024

  • 4.3

    MEDIUM
    CVE-2021-29963

    Address bar search suggestions in private browsing mode were re-using session data from normal mode. *This bug only affects Firefox for Android. Other operating systems are unaffected.*. This vulnerability affects Firefox < 89.... Read more

    Affected Products : firefox
    • EPSS Score: %0.14
    • Published: Jun. 24, 2021
    • Modified: Nov. 21, 2024

  • 4.3

    MEDIUM
    CVE-2021-29962

    Firefox for Android would become unstable and hard-to-recover when a website opened too many popups. *This bug only affects Firefox for Android. Other operating systems are unaffected.*. This vulnerability affects Firefox < 89.... Read more

    Affected Products : firefox
    • EPSS Score: %0.40
    • Published: Jun. 24, 2021
    • Modified: Nov. 21, 2024

  • 4.3

    MEDIUM
    CVE-2021-29961

    When styling and rendering an oversized `<select>` element, Firefox did not apply correct clipping which allowed an attacker to paint over the user interface. This vulnerability affects Firefox < 89.... Read more

    Affected Products : firefox
    • EPSS Score: %0.32
    • Published: Jun. 24, 2021
    • Modified: Nov. 21, 2024

  • 4.3

    MEDIUM
    CVE-2021-29960

    Firefox used to cache the last filename used for printing a file. When generating a filename for printing, Firefox usually suggests the web page title. The caching and suggestion techniques combined may have lead to the title of a website visited during p... Read more

    Affected Products : firefox
    • EPSS Score: %0.42
    • Published: Jun. 24, 2021
    • Modified: Nov. 21, 2024

  • 4.3

    MEDIUM
    CVE-2021-29959

    When a user has already allowed a website to access microphone and camera, disabling camera sharing would not fully prevent the website from re-enabling it without an additional prompt. This was only possible if the website kept recording with the microph... Read more

    Affected Products : firefox
    • EPSS Score: %0.32
    • Published: Jun. 24, 2021
    • Modified: Nov. 21, 2024

  • 4.3

    MEDIUM
    CVE-2021-29958

    When a download was initiated, the client did not check whether it was in normal or private browsing mode, which led to private mode cookies being shared in normal browsing mode. This vulnerability affects Firefox for iOS < 34.... Read more

    Affected Products : firefox
    • EPSS Score: %0.19
    • Published: Jun. 24, 2021
    • Modified: Nov. 21, 2024

  • 4.3

    MEDIUM
    CVE-2021-29957

    If a MIME encoded email contains an OpenPGP inline signed or encrypted message part, but also contains an additional unprotected part, Thunderbird did not indicate that only parts of the message are protected. This vulnerability affects Thunderbird < 78.1... Read more

    Affected Products : thunderbird
    • EPSS Score: %0.30
    • Published: Jun. 24, 2021
    • Modified: Nov. 21, 2024

  • 4.3

    MEDIUM
    CVE-2021-29956

    OpenPGP secret keys that were imported using Thunderbird version 78.8.1 up to version 78.10.1 were stored unencrypted on the user's local disk. The master password protection was inactive for those keys. Version 78.10.2 will restore the protection mechani... Read more

    Affected Products : thunderbird
    • EPSS Score: %0.13
    • Published: Jun. 24, 2021
    • Modified: Nov. 21, 2024

  • 5.3

    MEDIUM
    CVE-2021-29955

    A transient execution vulnerability, named Floating Point Value Injection (FPVI) allowed an attacker to leak arbitrary memory addresses and may have also enabled JIT type confusion attacks. (A related vulnerability, Speculative Code Store Bypass (SCSB), d... Read more

    Affected Products : firefox firefox_esr
    • EPSS Score: %0.88
    • Published: Jun. 24, 2021
    • Modified: Nov. 21, 2024

  • 9.8

    CRITICAL
    CVE-2021-29954

    Proxy functionality built into Hubs Cloud’s Reticulum software allowed access to internal URLs, including the metadata service. This vulnerability affects Hubs Cloud < mozillareality/reticulum/1.0.1/20210428201255.... Read more

    Affected Products : hubs_cloud_reticulum hubs_cloud
    • EPSS Score: %0.17
    • Published: Jun. 24, 2021
    • Modified: Nov. 21, 2024

  • 6.1

    MEDIUM
    CVE-2021-29953

    A malicious webpage could have forced a Firefox for Android user into executing attacker-controlled JavaScript in the context of another domain, resulting in a Universal Cross-Site Scripting vulnerability. *Note: This issue only affected Firefox for Andro... Read more

    Affected Products : firefox
    • EPSS Score: %0.42
    • Published: Jun. 24, 2021
    • Modified: Nov. 21, 2024

  • 7.5

    HIGH
    CVE-2021-29952

    When Web Render components were destructed, a race condition could have caused undefined behavior, and we presume that with enough effort may have been exploitable to run arbitrary code. This vulnerability affects Firefox < 88.0.1 and Firefox for Android ... Read more

    Affected Products : firefox
    • EPSS Score: %0.25
    • Published: Jun. 24, 2021
    • Modified: Nov. 21, 2024
Showing 20 of 291728 Results