Vulnerability Monitor

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CVE-2025-1937

Memory safety bugs present in Firefox 135, Thunderbird 135, Firefox ESR 115.20, Firefox ESR 128.7, and Thunderbird 128.7. 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 Firefox < 136, Firefox ESR < 115.21, Firefox ESR < 128.8, Thunderbird < 136, and Thunderbird < 128.8.

Published

2025-03-04T14:15:38.610

Last Modified

2025-04-03T13:30:07.160

Status

Analyzed

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

Weaknesses

Type: Secondary
CWE-1260

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	mozilla	firefox	< 115.21.0	Yes
Application	mozilla	firefox	< 128.8.0	Yes
Application	mozilla	firefox	< 135.0	Yes
Application	mozilla	thunderbird	< 128.8.0	Yes
Application	mozilla	thunderbird	< 136.0	Yes

References

https://bugzilla.mozilla.org/buglist.cgi?bug_id=1938471%2C1940716 Exploit ([email protected])
https://www.mozilla.org/security/advisories/mfsa2025-14/ Vendor Advisory ([email protected])
https://www.mozilla.org/security/advisories/mfsa2025-15/ Vendor Advisory ([email protected])
https://www.mozilla.org/security/advisories/mfsa2025-16/ Vendor Advisory ([email protected])
https://www.mozilla.org/security/advisories/mfsa2025-17/ Vendor Advisory ([email protected])
https://www.mozilla.org/security/advisories/mfsa2025-18/ Vendor Advisory ([email protected])
http://www.openwall.com/lists/oss-security/2025/03/10/6 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)