A race condition existed in nsHttpTransaction that could have been exploited to cause memory corruption, potentially leading to an exploitable condition. This vulnerability affects Firefox < 137.0.2.
https://www.cve.org/CVERecord?id=CVE-2025-3608
https://www.securityweek.com/chrome-135-firefox-137-updates-patch-severe-vulnerabilities/
https://www.mozilla.org/security/advisories/mfsa2025-25/
https://bugzilla.mozilla.org/show_bug.cgi?id=1951554
Source: Mitre, NVD
Published: 2025-04-15
Updated: 2025-05-21
Base Score: 6.1
Vector: CVSS2#AV:N/AC:H/Au:N/C:C/I:P/A:N
Severity: Medium
Base Score: 6.5
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N
EPSS: 0.00017