# RHSA-2026:73981: jws6-tomcat security update

RHSA-2026:73981, released August 25, 2026, fixes 13 CVEs in jws6-tomcat (version 10.1.49-16.redhat_00016.1.el10jws). None of them is reported as exploited. Patch Radar priority: Urgent.

- Web page: https://patchblox.com/security/fix/linux/rhsa-2026-73981
- Platform: Linux
- Released: Aug 25, 2026
- Priority: Urgent (Closes CVE-2026-65905, rated Critical)
- CVEs: 13, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://access.redhat.com/errata/RHSA-2026:73981

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [jws6-tomcat](https://patchblox.com/security/data/product/linux/jws6-tomcat.md) | RHEL 10 | 10.1.49-16.redhat_00016.1.el10jws |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2026-65905](https://patchblox.com/security/data/cve/CVE-2026-65905.md) | Urgent | tomcat9: Authentication Bypass by Capture-replay vulnerability in Apache Tomcat's DIGEST authenticator | 9.8 | 0.0076 |  |
| [CVE-2026-65182](https://patchblox.com/security/data/cve/CVE-2026-65182.md) | Urgent | tomcat9: Improper Access Control, Incorrect Authorization vulnerability in Apache Tomcat leads to security constraint bypass i... | 9.1 | 0.0065 |  |
| [CVE-2026-68763](https://patchblox.com/security/data/cve/CVE-2026-68763.md) | High | tomcat9: Uncontrolled Resource Consumption vulnerability in Apache Tomcat via an allocation leak in the HTTP/2 backlog trackin... | 8.2 | 0.0075 |  |
| [CVE-2026-65927](https://patchblox.com/security/data/cve/CVE-2026-65927.md) | High | tomcat9: Off-by-one Error vulnerability in Apache Tomcat impacting the [N] flag on the rewrite valves causes rewrite processin... | 8.2 | 0.0068 |  |
| [CVE-2026-68525](https://patchblox.com/security/data/cve/CVE-2026-68525.md) | High | tomcat: Apache Tomcat is a servlet container for the Java Servlet and JavaServer Pages (JSP) technologies.  Security Fix(es):... | 9.1 | 0.0064 |  |
| [CVE-2026-55276](https://patchblox.com/security/data/cve/CVE-2026-55276.md) | High | jws7-tomcat: Always-Incorrect Control Flow Implementation vulnerability in Apache Tomcat meant that special roles and empty author... | 9.1 | 0.0061 |  |
| [CVE-2026-53434](https://patchblox.com/security/data/cve/CVE-2026-53434.md) | High | jws7-tomcat: Detection of Error Condition Without Action vulnerability in Apache Tomcat when configuring CRLs for a FFM based conn... | 9.1 | 0.0059 |  |
| [CVE-2026-59083](https://patchblox.com/security/data/cve/CVE-2026-59083.md) | High | jws7-tomcat: Improper Handling of URL Encoding (Hex Encoding) vulnerability in Apache Tomcat's rewrite valve allowed security cons... | 9.1 | 0.0052 |  |
| [CVE-2026-68569](https://patchblox.com/security/data/cve/CVE-2026-68569.md) | High | tomcat9: Improper Authentication vulnerability in Apache Tomcat meant that in some circumstances (e.g | 8.2 | 0.0046 |  |
| [CVE-2026-66422](https://patchblox.com/security/data/cve/CVE-2026-66422.md) | High | tomcat9: Improper Authorization vulnerability in Apache Tomcat cause by security-role-ref definitions being incorrectly used a... | 8.1 | 0.0043 |  |
| [CVE-2026-65183](https://patchblox.com/security/data/cve/CVE-2026-65183.md) | High | tomcat9: Time-of-check Time-of-use (TOCTOU) Race Condition vulnerability in Apache Tomcat when creating unix domain sockets al... | 8.1 | 0.0040 |  |
| [CVE-2026-66299](https://patchblox.com/security/data/cve/CVE-2026-66299.md) | Routine | tomcat9: Uncontrolled Resource Consumption vulnerability in Apache Tomcat's WebSocket chat example | 5.3 | 0.0055 |  |
| [CVE-2026-73180](https://patchblox.com/security/data/cve/CVE-2026-73180.md) | Routine | tomcat9: Insufficient Session Expiration vulnerability in Apache Tomcat meant that if the session ID for an authenticated HTTP... | 6.8 | 0.0044 |  |

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Data as of 2026-11-08T00:53:09Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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