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mozjs102 vulnerabilities · Page 45

Vulnerabilities published for mozjs102 in the last 30 days: 257. Listed in the KEV catalogue: 0.

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Vulnerabilities: 1190

  1. CVE-2025-8028

    Critical · CVSS 9.8EPSS 0.58%No fix published

    Large branch table could lead to truncated instruction

    On arm64, a WASM `br_table` instruction with a lot of entries could lead to the label being too far from the instruction causing truncation and incorrect computation of the branch address. This vulnerability was fixed in Firefox 141, Firefox ESR 115.26, Firefox ESR 128.13, Firefox ESR 140.1, Thunderbird 141, Thunderbird 128.13, and Thunderbird 140.1.

    Published Updated
  2. CVE-2025-8027

    Medium · CVSS 6.5EPSS 0.43%No fix published

    JavaScript engine only wrote partial return value to stack

    On 64-bit platforms IonMonkey-JIT only wrote 32 bits of the 64-bit return value space on the stack. Baseline-JIT, however, read the entire 64 bits. This vulnerability was fixed in Firefox 141, Firefox ESR 115.26, Firefox ESR 128.13, Firefox ESR 140.1, Thunderbird 141, Thunderbird 128.13, and Thunderbird 140.1.

    Published Updated
  3. CVE-2025-6436

    High · CVSS 8.1EPSS 4.26%No fix published

    Memory safety bugs fixed in Firefox 140 and Thunderbird 140

    Memory safety bugs present in Firefox 139 and Thunderbird 139. 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 was fixed in Firefox 140 and Thunderbird 140.

    Published Updated
  4. CVE-2025-6435

    High · CVSS 8.1EPSS 0.46%No fix published

    Save as in Devtools could download files without sanitizing the extension

    If a user saved a response from the Network tab in Devtools using the Save As context menu option, that file may not have been saved with the `.download` file extension. This could have led to the user inadvertently running a malicious executable. This vulnerability was fixed in Firefox 140 and Thunderbird 140.

    Published Updated
  5. CVE-2025-6434

    Medium · CVSS 4.3EPSS 0.28%No fix published

    HTTPS-Only exception screen lacked anti-clickjacking delay

    The exception page for the HTTPS-Only feature, displayed when a website is opened via HTTP, lacked an anti-clickjacking delay, potentially allowing an attacker to trick a user into granting an exception and loading a webpage over HTTP. This vulnerability was fixed in Firefox 140 and Thunderbird 140.

    Published Updated
  6. CVE-2025-6433

    Critical · CVSS 9.8EPSS 0.3%No fix published

    WebAuthn would allow a user to sign a challenge on a webpage with an invalid TLS certificate

    If a user visited a webpage with an invalid TLS certificate, and granted an exception, the webpage was able to provide a WebAuthn challenge that the user would be prompted to complete. This is in violation of the WebAuthN spec which requires "a secure transport established without errors". This vulnerability was fixed in Firefox 140 and Thunderbird 140.

    Published Updated
  7. CVE-2025-6431

    Medium · CVSS 6.5EPSS 0.25%No fix published

    The prompt in Firefox for Android that asks before opening a link in an external application could be bypassed

    When a link can be opened in an external application, Firefox for Android will, by default, prompt the user before doing so. An attacker could have bypassed this prompt, potentially exposing the user to security vulnerabilities or privacy leaks in external applications. *This bug only affects Firefox for Android. Other versions of Firefox are unaffected.*. This vulnerability was fixed in Firefox 140.

    Published Updated
  8. CVE-2025-6428

    Medium · CVSS 4.3EPSS 0.23%No fix published

    Firefox for Android opened URLs specified in a link querystring parameter

    When a URL was provided in a link querystring parameter, Firefox for Android would follow that URL instead of the correct URL, potentially leading to phishing attacks. *This bug only affects Firefox for Android. Other versions of Firefox are unaffected.*. This vulnerability was fixed in Firefox 140.

    Published Updated
  9. CVE-2025-6427

    Critical · CVSS 9.1EPSS 0.37%No fix published

    connect-src Content Security Policy restriction could be bypassed

    An attacker was able to bypass the `connect-src` directive of a Content Security Policy by manipulating subdocuments. This would have also hidden the connections from the Network tab in Devtools. This vulnerability was fixed in Firefox 140 and Thunderbird 140.

    Published Updated
  10. CVE-2025-6430

    Medium · CVSS 6.1EPSS 0.27%No fix published

    Content-Disposition header ignored when a file is included in an embed or object tag

    When a file download is specified via the `Content-Disposition` header, that directive would be ignored if the file was included via a `<embed>` or `<object>` tag, potentially making a website vulnerable to a cross-site scripting attack. This vulnerability was fixed in Firefox 140, Firefox ESR 128.12, Thunderbird 140, and Thunderbird 128.12.

    Published Updated
  11. CVE-2025-6429

    Medium · CVSS 6.5EPSS 0.36%No fix published

    Incorrect parsing of URLs could have allowed embedding of youtube.com

    Firefox could have incorrectly parsed a URL and rewritten it to the youtube.com domain when parsing the URL specified in an `embed` tag. This could have bypassed website security checks that restricted which domains users were allowed to embed. This vulnerability was fixed in Firefox 140, Firefox ESR 128.12, Thunderbird 140, and Thunderbird 128.12.

    Published Updated
  12. CVE-2025-6426

    High · CVSS 8.8EPSS 0.21%No fix published

    No warning when opening executable terminal files on macOS

    The executable file warning did not warn users before opening files with the `terminal` extension. *This bug only affects Firefox for macOS. Other versions of Firefox are unaffected.*. This vulnerability was fixed in Firefox 140, Firefox ESR 128.12, Thunderbird 140, and Thunderbird 128.12.

    Published Updated
  13. CVE-2025-6425

    Medium · CVSS 4.3EPSS 0.31%No fix published

    The WebCompat WebExtension shipped with Firefox exposed a persistent UUID

    An attacker who enumerated resources from the WebCompat extension could have obtained a persistent UUID that identified the browser, and persisted between containers and normal/private browsing mode, but not profiles. This vulnerability was fixed in Firefox 140, Firefox ESR 115.25, Firefox ESR 128.12, Thunderbird 140, and Thunderbird 128.12.

    Published Updated

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