CVE-2026-111243
Apache TomEE: Expired MicroProfile JWT tokens accepted with negative clock skew
Description
A negative MicroProfile JWT clock skew setting is not rejected and disables validation of the token expiration and other time-based claims. In such configurations, an attacker in possession of an expired token can still authenticate with it. Users are recommended to upgrade to version 10.3.0 or 11.0.0-M2, which fix the issue.
INFO
Published Date :
Nov. 10, 2026, 4:17 p.m.
Last Modified :
Nov. 12, 2026, 5:06 p.m.
Remotely Exploit :
No
Source :
[email protected]
Solution
- Upgrade to MicroProfile JWT version 10.3.0.
- Upgrade to MicroProfile JWT version 11.0.0-M2.
- Configure clock skew validation properly.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-111243.
| URL | Resource |
|---|---|
| https://lists.apache.org/thread/zb9sshs1fhz72llk3bb20ksw50n9jhqp |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-111243 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-111243
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-111243 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-111243 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
New CVE Received by [email protected]
Nov. 10, 2026
Action Type Old Value New Value Added Description A negative MicroProfile JWT clock skew setting is not rejected and disables validation of the token expiration and other time-based claims. In such configurations, an attacker in possession of an expired token can still authenticate with it. Users are recommended to upgrade to version 10.3.0 or 11.0.0-M2, which fix the issue. Added CWE CWE-613 Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/111xxx/CVE-2026-111243.json">CVE-2026-111243</a> Added Reference https://lists.apache.org/thread/zb9sshs1fhz72llk3bb20ksw50n9jhqp