CVE-2026-33266

HIGH

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

Title source: cna

Description

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 (2)

[Vendor Advisory] https://lists.apache.org/thread/b05jnp9563v49zq494lox9kjbhhf2w66

[Mailing List] http://www.openwall.com/lists/oss-security/2026/04/09/11

Scores

CVSS v3 7.5

EPSS 0.0007

EPSS Percentile 20.6%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Details

CWE

CWE-321

Status published

Products (3)

apache/openmeetings 6.1.0 - 9.0.0

Apache Software Foundation/Apache OpenMeetings 6.1.0 - 9.0.0

org.apache.openmeetings/openmeetings-parent 6.1.0 - 9.0.0Maven

Published Apr 09, 2026

Tracked Since Apr 09, 2026