CVE-2026-66422
tomcat: Apache Tomcat: Servlet role references can bypass declarative role constraints (bsc#1276898).
CVE-2026-66422 is fixed in 13 products on 1 platform, first by RHSA-2026:73981, released August 25, 2026. It is not reported as exploited. Patch Radar priority: High.
High
CVSS
8.1
high
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0043
37th percentile
Apache Tomcat: Servlet role references can bypass declarative role constraints (bsc#1276898).
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| jws6-tomcat · RHEL 10 | 10.1.49-16.redhat_00016.1.el10jws | RHSA-2026:73981 | Aug 25, 2026 |
| jws7-tomcat · RHEL 10 | 11.0.21-7.redhat_00006.1.el10jws | RHSA-2026:76952 | Aug 25, 2026 |
| tomcat · opensuse-leap 16.0 | 9.0.121-160000.1.1 | OPENSUSE-SU-2026:21823-1 | Sep 9, 2026 |
| tomcat · sles 15.6 | 9.0.121-150200.120.1 | SUSE-SU-2026:4203-1 | Sep 16, 2026 |
| tomcat · sles 15.7 | 9.0.121-150200.120.1 | SUSE-SU-2026:4203-1 | Sep 16, 2026 |
| tomcat · sles 16.0 | 9.0.121-160000.1.1 | SUSE-SU-2026:23720-1 | Sep 9, 2026 |
| tomcat10 · Debian 12.15 (bookworm) | 10.1.60-1~deb12u1 | DEBIAN-CVE-2026-66422 | Aug 27, 2026 |
| tomcat10 · Debian 14 | 10.1.60-1 | DEBIAN-CVE-2026-66422 | Aug 27, 2026 |
| tomcat10 · opensuse-leap 16.0 | 10.1.59-160000.1.1 | OPENSUSE-SU-2026:21810-1 | Sep 8, 2026 |
| tomcat10 · sles 15.6 | 10.1.59-150200.5.79.1 | SUSE-SU-2026:4119-1 | Sep 10, 2026 |
| tomcat10 · sles 15.7 | 10.1.59-150200.5.79.1 | SUSE-SU-2026:4119-1 | Sep 10, 2026 |
| tomcat10 · sles 16.0 | 10.1.59-160000.1.1 | SUSE-SU-2026:23711-1 | Sep 8, 2026 |
| tomcat11 · amzn 2023 | 1:11.0.26-1.amzn2023.0.1 | ALAS2023-2026-3151 | Nov 7, 2026 |
| tomcat11 · opensuse-leap 16.0 | 11.0.25-160000.1.1 | OPENSUSE-SU-2026:21811-1 | Sep 8, 2026 |
| tomcat11 · sles 15.6 | 11.0.25-150600.13.33.2 | SUSE-SU-2026:4114-1 | Sep 9, 2026 |
| tomcat11 · sles 15.7 | 11.0.25-150600.13.33.2 | SUSE-SU-2026:4114-1 | Sep 9, 2026 |
| tomcat11 · sles 16.0 | 11.0.25-160000.1.1 | SUSE-SU-2026:23710-1 | Sep 8, 2026 |
| tomcat11-admin-webapps · amzn 2023 | 1:11.0.26-1.amzn2023.0.1 | ALAS2023-2026-3151 | Nov 7, 2026 |
| tomcat11-docs-webapp · amzn 2023 | 1:11.0.26-1.amzn2023.0.1 | ALAS2023-2026-3151 | Nov 7, 2026 |
| tomcat11-el-6.0-api · amzn 2023 | 1:11.0.26-1.amzn2023.0.1 | ALAS2023-2026-3151 | Nov 7, 2026 |
| tomcat11-jsp-4.0-api · amzn 2023 | 1:11.0.26-1.amzn2023.0.1 | ALAS2023-2026-3151 | Nov 7, 2026 |
| tomcat11-lib · amzn 2023 | 1:11.0.26-1.amzn2023.0.1 | ALAS2023-2026-3151 | Nov 7, 2026 |
| tomcat11-servlet-6.1-api · amzn 2023 | 1:11.0.26-1.amzn2023.0.1 | ALAS2023-2026-3151 | Nov 7, 2026 |
| tomcat11-webapps · amzn 2023 | 1:11.0.26-1.amzn2023.0.1 | ALAS2023-2026-3151 | Nov 7, 2026 |
| tomcat9 · Debian 12.15 (bookworm) | 9.0.70-2 | DEBIAN-CVE-2026-66422 | Aug 27, 2026 |
| tomcat9 · Debian 13.5 (trixie) | 9.0.70-2 | DEBIAN-CVE-2026-66422 | Aug 27, 2026 |
| tomcat9 · Debian 14 | 9.0.70-2 | DEBIAN-CVE-2026-66422 | Aug 27, 2026 |
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