5.2 Medium
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
20.6%
Using iterative requests an attacker was able to learn the size of an opaque response, as well as the contents of a server-supplied Vary header. This vulnerability affects Firefox < 119.
bugzilla.mozilla.org/show_bug.cgi?id=1738426
security.gentoo.org/glsa/202401-10
www.mozilla.org/security/advisories/mfsa2023-45/