CVE-2025-9181 (GCVE-0-2025-9181)

Vulnerability from cvelistv5 – Published: 2025-08-19 20:33 – Updated: 2025-11-03 18:14
VLAI?
Summary
Uninitialized memory in the JavaScript Engine component. This vulnerability affects Firefox < 142, Firefox ESR < 128.14, Firefox ESR < 140.2, Thunderbird < 142, Thunderbird < 128.14, and Thunderbird < 140.2.
Severity ?
6.5 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
CWE
  • CWE-457 - Use of Uninitialized Variable
Assigner
References
Impacted products
Vendor Product Version
Mozilla Firefox Affected: unspecified , < 142 (custom)
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    Mozilla Firefox ESR Affected: unspecified , < 128.14 (custom)
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    Mozilla Firefox ESR Affected: unspecified , < 140.2 (custom)
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    Mozilla Thunderbird Affected: unspecified , < 142 (custom)
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    Mozilla Thunderbird Affected: unspecified , < 128.14 (custom)
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    Mozilla Thunderbird Affected: unspecified , < 140.2 (custom)
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Credits
Irvan Kurniawan
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Sightings

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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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