CVE-2023-53936

Cameleon CMS 2.7.4 Authenticated Persistent Cross-Site Scripting via Post Creation

Cameleon CMS 2.7.4 contains a persistent cross-site scripting vulnerability that allows authenticated administrators to inject malicious scripts into post titles. Attackers can create posts with embedded SVG scripts that execute when other users mouse over the post title, potentially stealing session cookies and executing arbitrary JavaScript.

Affected

tuzitio · Cameleon CMS

CVSS v4.0 VULNCHECK

5.1 MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1 NVD

4.8 MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

EPSS

0.25% chance of exploitation in the next 30 days, 15th percentile

Published

2025-12-18

Updated

2026-04-07

Proof-of-concept exploits (1)

• https://www.exploit-db.com/exploits/51446

Security advisories

• https://www.vulncheck.com/advisories/cameleon-cms-authenticated-persistent-cross-site-scr…
• owen2345/camaleon-cms

References

• CVE Record
• NVD entry