CVE-2026-116216EUVD-2026-109808GHSA-9F7C-9M42-3X6J
MacCMS v10 through 2026.1000.4056 Comment Impersonation via user_id Mass Assignment
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
MacCMS v10 through 2026.1000.4056 contains a mass assignment vulnerability in index/Comment::saveData() that allows unauthenticated attackers to set arbitrary mac_comment columns including user_id. Attackers can submit anonymous comments with a crafted user_id parameter to attribute them to any registered member, displaying that member's avatar and impersonating them.
Timeline
- CVE published
- First seen by cve.now
Affected versions
- maccmspro maccms10
through 2021.1000.2000
- magicblack maccms10
through 2026.1000.4056