Description
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.
Published: 2026-10-26
Score: 6.9 Medium
EPSS: n/a
KEV: No
AI Analysis

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Remediation

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Tracking

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Advisories

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History

Mon, 26 Oct 2026 15:00:00 +0100

Type Values Removed Values Added
Description 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.
Title MacCMS v10 through 2026.1000.4056 Comment Impersonation via user_id Mass Assignment
Weaknesses CWE-915
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N'}

cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N'}

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-26T13:08:48.563Z

Reserved: 2026-10-25T12:28:44.091Z

Link: CVE-2026-116216

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-26T14:16:34.490

Modified: 2026-10-26T14:16:34.490

Link: CVE-2026-116216

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-26T17:15:14Z

Weaknesses
  • CWE-915

    Improperly Controlled Modification of Dynamically-Determined Object Attributes