CVE-2026-33266

HIGH7.5

Apache OpenMeetings: Hardcoded Remember-Me Cookie Encryption Key and Salt

Published Apr 9, 2026

Modified 1 weeks ago

Details

Use of Hard-coded Cryptographic Key vulnerability in Apache OpenMeetings.

The remember-me cookie encryption key is set to default value in openmeetings.properties and not being auto-rotated. In case OM admin hasn't changed the default encryption key, an attacker who has stolen a cookie from a logged-in user can get full user credentials.

This issue affects Apache OpenMeetings: from 6.1.0 before 9.0.0.

Users are recommended to upgrade to version 9.0.0, which fixes the issue.

References

WEB

http://www.openwall.com/lists/oss-security/2026/04/09/11

ADVISORY

https://lists.apache.org/thread/b05jnp9563v49zq494lox9kjbhhf2w66

ADVISORY

https://www.cve.org/CVERecord?id=CVE-2026-33266

CVSS Analysis

CVSS v3.1

7.5