CVE-2026-35055

MEDIUM

6.1

Description

XenForo before 2.3.9 and before 2.2.18 is vulnerable to cross-site scripting (XSS) related to lightbox usage in posts. An attacker can inject malicious scripts that execute when users interact with post content displayed in the lightbox.

Details CVE

Score CVSS v3.16.1

SeveriteMEDIUM

Vecteur CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Vecteur d'attaqueNETWORK

ComplexiteLOW

Privileges requisNONE

Interaction utilisateurREQUIRED

Publie4/1/2026

Derniere modification4/1/2026

Sourcenvd

Observations honeypot0

Produits affectes

xenforo:xenforo

Faiblesses (CWE)

CWE-79

References

https://www.vulncheck.com/advisories/xenforo-cross-site-scripting-via-lightbox-in-posts(disclosure@vulncheck.com)

https://xenforo.com/community/threads/xenforo-2-3-9-inc-xfmg-2-2-18-released-security-fix.235659/(disclosure@vulncheck.com)

Correlations IOC

Aucune correlation enregistree

This product uses data from the NVD API but is not endorsed or certified by the NVD.