๐Ÿ” CVE Alert

CVE-2026-47234

MEDIUM 4.4

Admidio writes session IDs and auto-login cookie values to application logs

CVSS Score
4.4
EPSS Score
0.0%
EPSS Percentile
0th

Admidio is an open-source user management solution. Prior to version 5.0.10, when debug logging is enabled, `Session::setCookie()` logs full cookie values and `Session::start()` logs the current session ID. In a real Admidio deployment this includes both the active session cookie and the persistent auto-login cookie. Anyone with access to the log sink can recover live bearer-style credentials from the logs. Version 5.0.10 contains a fix.

CWE CWE-200 CWE-532
Vendor admidio
Product admidio
Published Aug 12, 2026
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CVSS v3 Breakdown

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Attack Vector
Local
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

Affected Versions

Admidio / admidio
< 5.0.10

References

NVD โ†— CVE.org โ†— EPSS Data โ†—
github.com: https://github.com/Admidio/admidio/security/advisories/GHSA-mch8-wf3h-6x88 github.com: https://github.com/Admidio/admidio/blob/v5.0.9/src/Session/Entity/Session.php#L533-L540 github.com: https://github.com/Admidio/admidio/blob/v5.0.9/src/Session/Entity/Session.php#L615-L617