What’s Vulnerable › Vulnerabilities

CVE-2023-53936: Cameleon CMS 2.7.4 Authenticated Persistent Cross-Site Scripting via Post Creation

• Severity: medium (CVSS 4.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-12-18 · updated 2026-06-17
• Weakness: CWE-79

Description

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 products

• owen2345 camaleon-cms: 2.7.4

References

• https://github.com/owen2345/camaleon-cms
• https://www.exploit-db.com/exploits/51446
• https://www.vulncheck.com/advisories/cameleon-cms-authenticated-persistent-cross-site-scripting-via-post-creation

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