CVE-2026-65637
tomcat9: Improper Input Validation vulnerability in Apache Tomcat due to incomplete fix for CVE-2026-32990
CVE-2026-65637 is fixed in 19 products on 1 platform, first by RHSA-2026:76952, released August 25, 2026. It is not reported as exploited. Patch Radar priority: Urgent.
Urgent
CVSS
9.8
critical
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0075
55th percentile
Improper Input Validation vulnerability in Apache Tomcat due to incomplete fix for CVE-2026-32990. This issue affects Apache Tomcat: from 11.0.20 through 11.0.24, from 10.1.53 through 10.1.57, from 9.0.115 through 9.0.120. Users are recommended to upgrade to version 11.0.25, 10.1.58 or 9.0.121, which fix the issue.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| jws7-tomcat · RHEL 10 | 11.0.21-7.redhat_00006.1.el10jws | RHSA-2026:76952 | Aug 25, 2026 |
| tomcat · RHEL 8 | 1:9.0.121-1.el8_10 | RHSA-2026:92869 | Oct 30, 2026 |
| tomcat · RHEL 9 | 1:9.0.121-1.el9_8 | RHSA-2026:93469 | Nov 3, 2026 |
| tomcat · almalinux 8 | 1:9.0.121-1.el8_10 | ALSA-2026:92869 | Nov 7, 2026 |
| tomcat · almalinux 9 | 1:9.0.121-1.el9_8 | ALSA-2026:93469 | Nov 7, 2026 |
| tomcat · ol 8 | 1:9.0.121-1.el8_10 | ELSA-2026-92869 | Nov 7, 2026 |
| tomcat · ol 9 | 1:9.0.121-1.el9_8 | ELSA-2026-93469 | Nov 7, 2026 |
| tomcat · opensuse-leap 16.0 | 9.0.121-160000.1.1 | OPENSUSE-SU-2026:21823-1 | Sep 9, 2026 |
| tomcat · rocky 8 | 1:9.0.121-1.el8_10 | RLSA-2026:92869 | Nov 7, 2026 |
| tomcat · rocky 9 | 1:9.0.121-1.el9_8 | RLSA-2026:93469 | Nov 7, 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 |
| tomcat-admin-webapps · RHEL 8 | 1:9.0.121-1.el8_10 | RHSA-2026:92869 | Oct 30, 2026 |
| tomcat-admin-webapps · RHEL 9 | 1:9.0.121-1.el9_8 | RHSA-2026:93469 | Nov 3, 2026 |
| tomcat-admin-webapps · almalinux 8 | 1:9.0.121-1.el8_10 | ALSA-2026:92869 | Nov 7, 2026 |
| tomcat-admin-webapps · almalinux 9 | 1:9.0.121-1.el9_8 | ALSA-2026:93469 | Nov 7, 2026 |
| tomcat-admin-webapps · ol 8 | 1:9.0.121-1.el8_10 | ELSA-2026-92869 | Nov 7, 2026 |
| tomcat-admin-webapps · ol 9 | 1:9.0.121-1.el9_8 | ELSA-2026-93469 | Nov 7, 2026 |
| tomcat-docs-webapp · RHEL 8 | 1:9.0.121-1.el8_10 | RHSA-2026:92869 | Oct 30, 2026 |
| tomcat-docs-webapp · RHEL 9 | 1:9.0.121-1.el9_8 | RHSA-2026:93469 | Nov 3, 2026 |
| tomcat-docs-webapp · almalinux 8 | 1:9.0.121-1.el8_10 | ALSA-2026:92869 | Nov 7, 2026 |
| tomcat-docs-webapp · almalinux 9 | 1:9.0.121-1.el9_8 | ALSA-2026:93469 | Nov 7, 2026 |
| tomcat-docs-webapp · ol 8 | 1:9.0.121-1.el8_10 | ELSA-2026-92869 | Nov 7, 2026 |
| tomcat-docs-webapp · ol 9 | 1:9.0.121-1.el9_8 | ELSA-2026-93469 | Nov 7, 2026 |
| tomcat-el-3.0-api · RHEL 8 | 1:9.0.121-1.el8_10 | RHSA-2026:92869 | Oct 30, 2026 |
| tomcat-el-3.0-api · RHEL 9 | 1:9.0.121-1.el9_8 | RHSA-2026:93469 | Nov 3, 2026 |
| tomcat-el-3.0-api · almalinux 8 | 1:9.0.121-1.el8_10 | ALSA-2026:92869 | Nov 7, 2026 |
| tomcat-el-3.0-api · almalinux 9 | 1:9.0.121-1.el9_8 | ALSA-2026:93469 | Nov 7, 2026 |
| tomcat-el-3.0-api · ol 8 | 1:9.0.121-1.el8_10 | ELSA-2026-92869 | Nov 7, 2026 |
| tomcat-el-3.0-api · ol 9 | 1:9.0.121-1.el9_8 | ELSA-2026-93469 | Nov 7, 2026 |
| tomcat-jsp-2.3-api · RHEL 8 | 1:9.0.121-1.el8_10 | RHSA-2026:92869 | Oct 30, 2026 |
| tomcat-jsp-2.3-api · RHEL 9 | 1:9.0.121-1.el9_8 | RHSA-2026:93469 | Nov 3, 2026 |
| tomcat-jsp-2.3-api · almalinux 8 | 1:9.0.121-1.el8_10 | ALSA-2026:92869 | Nov 7, 2026 |
| tomcat-jsp-2.3-api · almalinux 9 | 1:9.0.121-1.el9_8 | ALSA-2026:93469 | Nov 7, 2026 |
| tomcat-jsp-2.3-api · ol 8 | 1:9.0.121-1.el8_10 | ELSA-2026-92869 | Nov 7, 2026 |
| tomcat-jsp-2.3-api · ol 9 | 1:9.0.121-1.el9_8 | ELSA-2026-93469 | Nov 7, 2026 |
| tomcat-lib · RHEL 8 | 1:9.0.121-1.el8_10 | RHSA-2026:92869 | Oct 30, 2026 |
| tomcat-lib · RHEL 9 | 1:9.0.121-1.el9_8 | RHSA-2026:93469 | Nov 3, 2026 |
| tomcat-lib · almalinux 8 | 1:9.0.121-1.el8_10 | ALSA-2026:92869 | Nov 7, 2026 |
| tomcat-lib · almalinux 9 | 1:9.0.121-1.el9_8 | ALSA-2026:93469 | Nov 7, 2026 |
| tomcat-lib · ol 8 | 1:9.0.121-1.el8_10 | ELSA-2026-92869 | Nov 7, 2026 |
| tomcat-lib · ol 9 | 1:9.0.121-1.el9_8 | ELSA-2026-93469 | Nov 7, 2026 |
| tomcat-servlet-4.0-api · RHEL 8 | 1:9.0.121-1.el8_10 | RHSA-2026:92869 | Oct 30, 2026 |
| tomcat-servlet-4.0-api · RHEL 9 | 1:9.0.121-1.el9_8 | RHSA-2026:93469 | Nov 3, 2026 |
| tomcat-servlet-4.0-api · almalinux 8 | 1:9.0.121-1.el8_10 | ALSA-2026:92869 | Nov 7, 2026 |
| tomcat-servlet-4.0-api · almalinux 9 | 1:9.0.121-1.el9_8 | ALSA-2026:93469 | Nov 7, 2026 |
| tomcat-servlet-4.0-api · ol 8 | 1:9.0.121-1.el8_10 | ELSA-2026-92869 | Nov 7, 2026 |
| tomcat-servlet-4.0-api · ol 9 | 1:9.0.121-1.el9_8 | ELSA-2026-93469 | Nov 7, 2026 |
| tomcat-webapps · RHEL 8 | 1:9.0.121-1.el8_10 | RHSA-2026:92869 | Oct 30, 2026 |
| tomcat-webapps · RHEL 9 | 1:9.0.121-1.el9_8 | RHSA-2026:93469 | Nov 3, 2026 |
| tomcat-webapps · almalinux 8 | 1:9.0.121-1.el8_10 | ALSA-2026:92869 | Nov 7, 2026 |
| tomcat-webapps · almalinux 9 | 1:9.0.121-1.el9_8 | ALSA-2026:93469 | Nov 7, 2026 |
| tomcat-webapps · ol 8 | 1:9.0.121-1.el8_10 | ELSA-2026-92869 | Nov 7, 2026 |
| tomcat-webapps · ol 9 | 1:9.0.121-1.el9_8 | ELSA-2026-93469 | Nov 7, 2026 |
| tomcat10 · Debian 14 | 10.1.60-1 | DEBIAN-CVE-2026-65637 | 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-2026-65637 | Aug 27, 2026 |
| tomcat9 · Debian 13.5 (trixie) | 9.0.70-2 | DEBIAN-CVE-2026-65637 | Aug 27, 2026 |
| tomcat9 · Debian 14 | 9.0.70-2 | DEBIAN-CVE-2026-65637 | Aug 27, 2026 |
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