CVEvulnerability
CVE-2026-101296
9.1 CRITICAL
Official page ↗
- Status
- Awaiting Analysis
- Published
- 2026-10-20
- Last modified
- 2026-10-21
- Assigner
- [email protected]
- CVSS 4.0 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 9.1 CRITICAL — CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- Weaknesses
- CWE-304
Description
A missing critical step in authentication vulnerability in Apache Tomcat when the JNDI realm was configured with with a non GSSAPI SASL authentication mechanism allowed attackers to authenticate without providing the correct password.
This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.26, from 10.1.0-M1 through 10.1.60, from 9.0.0.M1 through 9.0.122.
The following versions were EOL at the time the CVE was created but are known to be affected: from 8.5.0 through 8.5.100, from 7.0.0 through 7.0.109. Other unsupported versions may also be affected.
Users are recommended to upgrade to version 11.0.27, 10.1.61 or 9.0.123, which fix the issue.
Related
Weakness · CWE (1)
- CWE-304 Missing Critical Step in Authentication weakness
References
- https://lists.apache.org/thread.html/bl52b9go9ckoov8x4v3dt6rkm573cygd lists.apache.org
- http://www.openwall.com/lists/oss-security/2026/10/20/26 www.openwall.com