CVE Database · CVE-2026-8971
CVSS v3.1
6.5
EPSS
0.15%
Published
May 19, 2026
Modified
May 20, 2026
Public PoC / Exploit
All weaponized →No public PoC or exploit code indexed for this CVE.
Links to public security research (Exploit-DB, Nuclei, Trickest, GitHub) for defensive use only.
Description
Same-origin policy bypass in the Networking: JAR component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:NWeaknesses (CWE)
Affected Products (2)
References (3)