CVE detail
CVE-2025-10537
Memory safety bugs present in Firefox ESR 140.2, Thunderbird ESR 140.2, Firefox 142 and Thunderbird 142. 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 143, Firefox ESR 140.3, Thunderbird 143, and Thunderbird 140.3.
Buzz score
Why this CVE is surfacing
This all-time snapshot uses the same composite formula as Trending across a 30-year evidence window, rather than a current rolling window.
Buzz score components · mention 20.8 · diversity 11.5 · KEV 0.0 · OTX 0.0 · PoC 0.0
Why it matters now
Mention timeline
- Total mentions
- 0
- within the 30d window
- Peak daily
- 0
- highest bucket
Evidence
Source links by recency
7 source links · newest first
No excerpt available.
Vendor Advisorylists.debian.orgSep 16, 2025, 1:15 PMNo excerpt available.
Vendor Advisorylists.debian.orgSep 16, 2025, 1:15 PM- https://www.mozilla.org/security/advisories/mfsa2025-78/www.mozilla.org
No excerpt available.
Vendor Advisorywww.mozilla.orgSep 16, 2025, 1:15 PM - https://www.mozilla.org/security/advisories/mfsa2025-77/www.mozilla.org
No excerpt available.
Vendor Advisorywww.mozilla.orgSep 16, 2025, 1:15 PM - https://www.mozilla.org/security/advisories/mfsa2025-75/www.mozilla.org
No excerpt available.
Vendor Advisorywww.mozilla.orgSep 16, 2025, 1:15 PM - https://www.mozilla.org/security/advisories/mfsa2025-73/www.mozilla.org
No excerpt available.
Vendor Advisorywww.mozilla.orgSep 16, 2025, 1:15 PM - https://bugzilla.mozilla.org/buglist.cgi?bug_id=1938220%2C1980730%2C1981280%2C1981283%2C1984505%2C1985067bugzilla.mozilla.org
No excerpt available.
Exploitbugzilla.mozilla.orgSep 16, 2025, 1:15 PM
Exploit code
Public exploit repository references
Public PoC repositories are third-party, potentially unsafe artifacts. Treat their code as untrusted and use it only on authorized systems in an isolated, least-privilege environment. cvebuzz does not execute the code or verify that an exploit works.
0 repository references · best confidence N/A · max 0 stars
Related records
Similar CVEs
6 related CVEs with shared weakness or product evidence
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Memory safety bugs present in Firefox 151 and Thunderbird 151. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could h…
- CVE-2026-12318CVSS 7.3 · High
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- CVE-2026-12317CVSS 7.5 · High
Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152 and Thunderbird 152.