Not analysed yet
We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.
Severity and exploitation
| Score | Rating | CVSS | Vector | Source |
|---|---|---|---|---|
| 7.3 | High | 3.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L | GitHub Advisory Database |
- CISA KEV Not listed.
- EPSS 0.0065, the 51st percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.
Timeline
- 29 Jun 2026, 21:32 UTC Confirmed by GitHub Advisory Database
- 4 Nov 2026, 17:11 UTC Confirmed by OSV
Sources
- GitHub Advisory Database: GHSA-h792-v28v-ppgr
- OSV: GHSA-h792-v28v-ppgr
- nvd.nist.gov/vuln/detail/CVE-2026-53404
- github.com/apache/tomcat/commit/b647cb584cea8bf95e64f5d2526c59ab8fca3225
- github.com/apache/tomcat/commit/bbb6219fa5ac185060bef7842cee5fb90230ca00
- github.com/apache/tomcat/commit/fe06ae8a71997061596f54189dae1b1b5da75430
- github.com/apache/tomcat
- lists.apache.org/thread/rdhpghgfskrdmw9hqzjgjrtw538smpmz
- tomcat.apache.org/security-10.html
- tomcat.apache.org/security-11.html
- tomcat.apache.org/security-9.html
- www.openwall.com/lists/oss-security/2026/06/29/21