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CVE-2025-5272 (GCVE-0-2025-5272)

Vulnerability from cvelistv5 – Published: 2025-05-27 12:29 – Updated: 2026-04-13 14:30
VLAI
Title
Memory safety bugs fixed in Firefox 139 and Thunderbird 139
Summary
Memory safety bugs present in Firefox 138 and Thunderbird 138. 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 139 and Thunderbird 139.
Severity
7.3 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
SSVC
Exploitation: none Automatable: yes Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-05-27 15:05 UTC
CWE
Assigner
References
Impacted products
Vendor Product Version CPE status
Mozilla Firefox Unaffected: 139 , ≤ * (rpm)
guessed Create a notification for this product.
Mozilla Thunderbird Unaffected: 139 , ≤ * (rpm)
guessed Create a notification for this product.
Credits
the Mozilla Fuzzing Team, Andrew Osmond
Show details on NVD website
To clipboard 

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