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CVE-2025-31510

HIGH
7.2
CVSS Score
Published: January 16, 2026 at 12:00 AM UTC
Updated: June 17, 2026 at 09:10 AM UTC
1 product affected across 1 vendorLemonldap::

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Severity
HIGH7.2
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Lemonldap::· Lemonldap Ng
60%
2.0.8 ≤ v < 2.16.52.17.0 ≤ v < 2.21.02.0.82.17.0
Affected range stops below 2.16.5, so it looks safe — our inference, not a vendor statement
Affected range stops below 2.21.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (2)

Source: cverecord
https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/issues/3341
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.debian.org/debian-lts-announce/2025/04/msg00017.html

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.2HIGHmitre
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-79

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