CVE-2026-82657

Admidio before 5.0.12 fails to enforce login-only module restrictions in RSS feed endpoints for forum and announcements modules. Unauthenticated attackers can retrieve forum topics and announcements by sending GET requests to rss/forum.php or rss/announcements.php, disclosing titles, full post text, author names, and timestamps.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/Admidio/admidio/security/advisories/GHSA-mg9h-42f8-2pmm
https://www.vulncheck.com/advisories/admidio-before-5.0.12-authentication-bypass-via-rss-feeds
https://github.com/Admidio/admidio/security/advisories/GHSA-mg9h-42f8-2pmm

Configurations

No configuration.

History

No history.

Information

Published : 2026-08-30 15:16

Updated : 2026-08-31 20:56

NVD link : CVE-2026-82657

Mitre link : CVE-2026-82657

CVE.ORG link : CVE-2026-82657

JSON object : View

Products Affected

No product.

CWE

CWE-200

Exposure of Sensitive Information to an Unauthorized Actor

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