CVE-2026-86532
Apache TomEE: Username enumeration and timing side channel in JAAS login modules
The bundled JAAS login modules leak whether a username exists and compare credentials in a non-constant-time manner. A remote unauthenticated attacker can enumerate valid accounts and may infer credential material through timing analysis. Users are recommended to upgrade to version 10.3.0 or 11.0.0-M2, which fix the issue.
What each source reports
CVE List No score
Apache TomEE: Username enumeration and timing side channel in JAAS login modules
The bundled JAAS login modules leak whether a username exists and compare credentials in a non-constant-time manner. A remote unauthenticated attacker can enumerate valid accounts and may infer credential material through timing analysis. Users are recommended to upgrade to version 10.3.0 or 11.0.0-M2, which fix the issue.
- Record
CVE-2026-86532- Weakness
- CWE-203
- Updated
- 2026-11-10
EUVDEUVD-2026-121213 No score
The bundled JAAS login modules leak whether a username exists and compare credentials in a non-constant-time manner. A remote unauthenticated attacker can enumerate valid accounts and may infer credential material through timing analysis. Users are recommended to upgrade to version 10.3.0 or 11.0.0-M2, which fix the issue.
- Record
EUVD-2026-121213- Updated
- 2026-11-10
GitHub AdvisoriesGHSA-r4rg-8p66-xx49 No score
The bundled JAAS login modules leak whether a username exists and compare credentials in a non...
The bundled JAAS login modules leak whether a username exists and compare credentials in a non-constant-time manner. A remote unauthenticated attacker can enumerate valid accounts and may infer credential material through timing analysis. Users are recommended to upgrade to version 10.3.0 or 11.0.0-M2, which fix the issue.
- Record
GHSA-r4rg-8p66-xx49- Weakness
- CWE-203
- Updated
- 2026-11-10
NVD No score
The bundled JAAS login modules leak whether a username exists and compare credentials in a non-constant-time manner. A remote unauthenticated attacker can enumerate valid accounts and may infer credential material through timing analysis. Users are recommended to upgrade to version 10.3.0 or 11.0.0-M2, which fix the issue.
- Record
CVE-2026-86532- Weakness
- CWE-203
- Updated
- 2026-11-10
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| published | EUVD | |
| aliases | EUVD | |
| aliases, references | GitHub Advisories | |
| first indexed | CVE List |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-86532 is a vulnerability with no CVSS score yet in Apache Software Foundation Tomee, published November 10, 2026. No source lists public exploit code. No source names a fixed version.