Description
FormCms v0.5.5 contains a stored cross-site scripting (XSS) vulnerability in the avatar upload feature. Authenticated users can upload .html files containing malicious JavaScript, which are accessible via a public URL. When a privileged user accesses the file, the script executes in their browser context.
Published: 2025-08-28
Score: 6.1 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2025-26075 FormCms avatar upload feature has a stored cross-site scripting (XSS) vulnerability
Github GHSA Github GHSA GHSA-4fxf-xgrm-8fcj FormCms avatar upload feature has a stored cross-site scripting (XSS) vulnerability
History

Tue, 09 Sep 2025 18:45:00 +0000

Type Values Removed Values Added
First Time appeared Formcms
Formcms formcms
CPEs cpe:2.3:a:formcms:formcms:*:*:*:*:*:*:*:*
Vendors & Products Formcms
Formcms formcms

Thu, 28 Aug 2025 20:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-79
Metrics cvssV3_1

{'score': 6.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 28 Aug 2025 15:15:00 +0000

Type Values Removed Values Added
Description FormCms v0.5.5 contains a stored cross-site scripting (XSS) vulnerability in the avatar upload feature. Authenticated users can upload .html files containing malicious JavaScript, which are accessible via a public URL. When a privileged user accesses the file, the script executes in their browser context.
References

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2025-08-28T20:03:21.922Z

Reserved: 2025-08-16T00:00:00.000Z

Link: CVE-2025-56236

cve-icon Vulnrichment

Updated: 2025-08-28T20:03:17.642Z

cve-icon NVD

Status : Analyzed

Published: 2025-08-28T15:16:02.953

Modified: 2025-09-09T18:41:31.153

Link: CVE-2025-56236

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses