CVE-2026-111240

Published Nov 10, 2026 CWE-287

Description

The JDBC based JAAS login module accepts a login without a password for accounts whose stored password is NULL. A remote attacker who knows the user name of such an account can authenticate as that user and obtain its roles. Only deployments using this login module with NULL passwords in the user table are affected. Users are recommended to upgrade to version 10.3.0 or 11.0.0-M2, which fix the issue.

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Weakness Type (CWE)

CWE-287 Improper Authentication

References

Frequently Asked Questions

What is CVE-2026-111240? +
The JDBC based JAAS login module accepts a login without a password for accounts whose stored password is NULL. A remote attacker who knows the user name of such an account can authenticate as that user and obtain its roles. Only deployments using this login module with NULL passwords in the user table are affected. Users are recommended to upgrade to version 10.3.0 or 11.0.0-M2, which fix the issue.
How do I check if I'm vulnerable to CVE-2026-111240? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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