CVE-2025-31510

EUVD-2026-2905
In the portal in LemonLDAP::NG before 2.21.0, cross-site scripting (XSS) allows remote attackers to inject arbitrary web script or HTML (into the login page) via the tab parameter, for Choice authentication.
Cross-site Scripting
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.2 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
mitreCNA
7.2 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 3%
Debian logo
Debian Releases
Debian Product
Codename
lemonldap-ng
bookworm
2.16.1+ds-deb12u7
fixed
bookworm (security)
2.16.1+ds-deb12u6
fixed
bullseye
vulnerable
bullseye (security)
2.0.11+ds-4+deb11u7
fixed
forky
2.22.2+ds-1
fixed
sid
2.22.2+ds-1
fixed
trixie
2.21.2+ds-1+deb13u1
fixed
Common Weakness Enumeration
References
https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/issues/3341
https://lists.debian.org/debian-lts-announce/2025/04/msg00017.html