CVE-2026-73329

High

Description

CamaleonCMS contains a stored cross-site scripting vulnerability that allows authenticated low-privileged users to execute arbitrary JavaScript in an administrator's browser by injecting unsanitized HTML payloads into the post title parameter during draft creation. Attackers can submit a malicious HTML payload as a draft title through the drafts creation endpoint, which is persisted to the database without escaping and later rendered as raw HTML in the admin drafts listing, enabling administrator session compromise, cookie theft, and forged authenticated requests.

SeverityHigh
CVSS8.7
Exploit probability—
ProductCamaleonCMS
PublishedAug 12, 2026
First seenAug 12, 2026

How to fix

Affected products

ProductAffected versionsFixed in
owen2345 CamaleonCMSv ≤ 2.9.1—

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CVE-2026-73329 · CamaleonCMS · Dark Radar