Stored cross-site scripting in LemonLDAP::NG - CVE-2025-31510
Published: April 29, 2025
Vulnerability identifier: #VU108062
CSH Severity: Low
CVSS v4: 5.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N]
CVE-ID: CVE-2025-31510
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The disclosed vulnerability allows a remote user to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data in the "Choice" authentication module. A remote user can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.
Affected software
LemonLDAP::NG
Debian Linux
Fedora
lemonldap-ng (Debian package)
lemonldap-ng
Debian Linux
Fedora
lemonldap-ng (Debian package)
lemonldap-ng
How to mitigate CVE-2025-31510
Install updates from vendor's website.
LemonLDAP::NG - update to 2.21.0
lemonldap-ng (Debian package) - update to 2.16.1+ds-deb12u6
lemonldap-ng - addressed in versions 2.21.0-1.el8, 2.21.0-1.el9, 2.21.0-1.fc40, 2.21.0-1.fc41, 2.21.0-1.fc42
lemonldap-ng (Debian package) - update to 2.16.1+ds-deb12u6
lemonldap-ng - addressed in versions 2.21.0-1.el8, 2.21.0-1.el9, 2.21.0-1.fc40, 2.21.0-1.fc41, 2.21.0-1.fc42