CVE-2026-43515
critical
CVSS v3
9.1
CVSS v2
—
VIR risk
9.1
Description
Apache Tomcat - Security constraints not correctly applied
Predictions
Exploit likelihood
94%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2026-43515
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2026-43515.html
Vendor advisory: security@apache.org — https://lists.apache.org/thread/746nxfxod0wsocxtmv8pb8nkgmwpc6bb
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| debian | bookworm | fixed | 9.0.70-2 |
| debian | forky | fixed | 9.0.70-2 |
| debian | sid | fixed | 11.0.22-1 |
| debian | trixie | fixed | 9.0.70-2 |
| debian | bullseye | fixed | 9.0.70-2 |
Package impact
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| apache | tomcat | {"startIncluding":"7.0.0","endIncluding":"7.0.109"} | |
References
- https://lists.apache.org/thread/746nxfxod0wsocxtmv8pb8nkgmwpc6bb
- http://www.openwall.com/lists/oss-security/2026/05/12/11
- https://nvd.nist.gov/vuln/detail/CVE-2026-43515
- https://github.com/apache/tomcat/commit/276087d9c7abbcecc6c4fb4e4b08cf64780c6e36
- https://github.com/apache/tomcat/commit/c621317382682206fb58ab92ebd3e1b6fdd10ce9
- https://github.com/apache/tomcat/commit/db919ff9912b4d61d1b702a1342b8bde39270031
- https://github.com/apache/tomcat
- https://tomcat.apache.org/security-10.html
- https://tomcat.apache.org/security-11.html
- https://tomcat.apache.org/security-9.html
- https://www.suse.com/security/cve/CVE-2026-43515.html
- https://security-tracker.debian.org/tracker/CVE-2026-43515
- https://github.com/advisories/GHSA-5m62-pw8w-7w9f
CWEs
CWE-285
Verify integrity in audit chain (admin only). AS-IS.