Vulnerability · Published Sep 4, 2026 · Assigned by VulDB
CVE-2026-85382light0011 cms Chapter Content Output oneChapter.tpl htmlspecialchars_decode cross site scripting
Medium 4.3
In plain English
A medium-severity cross-site scripting in cms from light0011. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 41% of all known vulnerabilities).
Official description
A vulnerability was detected in light0011 cms c774dce31c6df0055568a8d5c53d964d99be199d/f72cf46f601efb2a0618c3814cc2f61380b38930. Impacted is the function htmlspecialchars_decode of the file App/Home/View/Default/Chapter/oneChapter.tpl of the component Chapter Content Output. Performing a manipulation of the argument content results in cross site scripting. Remote exploitation of the attack is possible. The exploit is now public and may be used. This product follows a rolling release approach for continuous delivery, so version details for affected or updated releases are not provided. The project was informed of the problem early through an issue report but has not responded yet.
Affected products (as reported)
Weakness: CWE-79, CWE-94 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
References
- VDB-398536 | light0011 cms Chapter Content Output oneChapter.tpl htmlspecialchars_decode cross site scripting vdb-entry, technical-description
- VDB-398536 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- CVE-2026-85382 | CVE Analysis and Report third-party-advisory
- Submit #894803 | light0011 cms f72cf46f601efb2a0618c3814cc2f61380b38930 Cross Site Scripting third-party-advisory
- https://github.com/light0011/cms/issues/8 exploit, issue-tracking
- https://github.com/light0011/cms/ product