SB2026030649 - Improper Authentication in Rocket.Chat
Published: March 6, 2026
Security Bulletin ID
SB2026030649
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Improper Authentication (CVE-ID: CVE-2026-28514)
The vulnerability allows a remote attacker to bypass authentication process.
The vulnerability exists due to an error when processing authentication requests in account service used in the ddp-streamer micro service. A remote user can log in to the service as any user with a password set, using any arbitrary password.
Remediation
Install update from vendor's website.