CVE-2026-43512: Apache Tomcat: Digest authenticator will authenticate any unknown user
Apache Software Foundation · Apache Tomcat
Fixed in 7.0.0 · Affected: Apache Software Foundation Apache Tomcat before 7.0.0 · Exploitation: possible (1 to 10%)
Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.
Higher than 71% of scored CVEs
DescriptionCVE.org
DEPRECATED: Authentication Bypass Issues vulnerability in digest authentication in Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.0.M1 through 9.0.117, from 8.5.0 through 8.5.100, from before 7.0.0. Older unsupported versions any also be affect Users are recommended to upgrade to version 11.0.22, 10.1.55 or 9.0.118 which fix the issue.
Affected products1
From the CVE record. A product or version that is not listed is unknown, not unaffected.
- Apache Software Foundation · Apache Tomcatfrom 11.0.0-M1 up to and including 11.0.21; from 10.1.0-M1 up to and including 10.1.54; from 9.0.0.M1 up to and including 9.0.117; from 8.5.0 up to and including 8.5.100; from 7.0.0 up to and including 7.0.109
On the Atlas
Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.
- Exploitation
- Possible (1 to 10%). EPSS between 1% and 10%.
- CISA KEV
- Not listed
- Public check
- No public nuclei template
- Weakness
- CWE-592 · Authentication
- Published
- May 2026
CoverageNo articles yet
No CyberSIXT article names CVE-2026-43512 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.