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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

  • 8.8

    HIGH
    CVE-2021-29976

    Mozilla developers reported memory safety bugs present in code shared between Firefox and Thunderbird. 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 ... Read more

    Affected Products : firefox firefox_esr thunderbird
    • EPSS Score: %0.35
    • Published: Aug. 05, 2021
    • Modified: Nov. 21, 2024

  • 6.5

    MEDIUM
    CVE-2021-29975

    Through a series of DOM manipulations, a message, over which the attacker had control of the text but not HTML or formatting, could be overlaid on top of another domain (with the new domain correctly shown in the address bar) resulting in possible user co... Read more

    Affected Products : firefox
    • EPSS Score: %0.39
    • Published: Aug. 05, 2021
    • Modified: Nov. 21, 2024

  • 4.3

    MEDIUM
    CVE-2021-29974

    When network partitioning was enabled, e.g. as a result of Enhanced Tracking Protection settings, a TLS error page would allow the user to override an error on a domain which had specified HTTP Strict Transport Security (which implies that the error shoul... Read more

    Affected Products : firefox
    • EPSS Score: %0.39
    • Published: Aug. 05, 2021
    • Modified: Nov. 21, 2024

  • 8.8

    HIGH
    CVE-2021-29973

    Password autofill was enabled without user interaction on insecure websites on Firefox for Android. This was corrected to require user interaction with the page before a user's password would be entered by the browser's autofill functionality *This bug on... Read more

    Affected Products : firefox
    • EPSS Score: %0.34
    • Published: Aug. 05, 2021
    • Modified: Nov. 21, 2024

  • 8.8

    HIGH
    CVE-2021-29972

    A use-after-free vulnerability was found via testing, and traced to an out-of-date Cairo library. Updating the library resolved the issue, and may have remediated other, unknown security vulnerabilities as well. This vulnerability affects Firefox < 90.... Read more

    Affected Products : firefox
    • EPSS Score: %0.47
    • Published: Aug. 05, 2021
    • Modified: Nov. 21, 2024

  • 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
Showing 20 of 291551 Results