Vulnerability Monitor

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CVE-2025-4082

Modification of specific WebGL shader attributes could trigger an out-of-bounds read, which, when chained with other vulnerabilities, could be used to escalate privileges. *This bug only affects Thunderbird for macOS. Other versions of Thunderbird are unaffected.* This vulnerability affects Firefox < 138, Firefox ESR < 128.10, Firefox ESR < 115.23, Thunderbird < 138, and Thunderbird < 128.10.

Published

2025-04-29T14:15:34.913

Last Modified

2025-05-09T19:33:39.363

Status

Analyzed

Source

[email protected]

Severity

CVSSv3.1: 5.9 (MEDIUM)

Weaknesses

Type: Secondary
CWE-125

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	mozilla	firefox	< 115.23	Yes
Application	mozilla	firefox	< 138.0	Yes
Application	mozilla	firefox	< 128.10	Yes
Application	mozilla	thunderbird	< 128.10.0	Yes
Application	mozilla	thunderbird	< 138.0	Yes

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1937097 Permissions Required ([email protected])
https://www.mozilla.org/security/advisories/mfsa2025-28/ Vendor Advisory ([email protected])
https://www.mozilla.org/security/advisories/mfsa2025-29/ Vendor Advisory ([email protected])
https://www.mozilla.org/security/advisories/mfsa2025-30/ Vendor Advisory ([email protected])
https://www.mozilla.org/security/advisories/mfsa2025-31/ Vendor Advisory ([email protected])
https://www.mozilla.org/security/advisories/mfsa2025-32/ Vendor Advisory ([email protected])