CVE-2025-45770

EUVD-2025-23299
jwt v5.4.3 was discovered to contain weak encryption. NOTE: this issue has been disputed on the basis that key lengths are expected to be set by an application, not by this library. This dispute is subject to review under CNA rules 4.1.4, 4.1.14, and other rules; the dispute tagging is not meant to recommend an outcome for this CVE Record.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7 HIGH
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H
CISA-ADPADP
7 HIGH
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 2%
Affected Products (NVD)
VendorProductVersion
jwt_projectjwt
𝑥
≤ 5.4.3
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
php-lcobucci-jwt
forky
unimportant
sid
unimportant
trixie
unimportant
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
php-lcobucci-jwt
jammy
dne
noble
needs-triage
plucky
ignored
questing
needs-triage
Common Weakness Enumeration
References
https://gist.github.com/ZupeiNie/cd88c827eef11a1618f8baacccd240fb
https://github.com/lcobucci
https://github.com/lcobucci/jwt