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CVE-2026-43512

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.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:a1722a220de4848f16fe893eba53ac89f24a3d87953e4df5c5d43278350894f4
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"defaultStatus":"unaffected","product":"Apache Tomcat","vendor":"Apache Software Foundation","versions":[{"lessThanOrEqual":"11.0.21","status":"affected","version":"11.0.0-M1","versionType":"semver"},{"lessThanOrEqual":"10.1.54","status":"affected","version":"10.1.0-M1","versionType":"semver"},{"lessThanOrEqual":"9.0.117","status":"affected","version":"9.0.0.M1","versionType":"semver"},{"lessThanOrEqual":"8.5.100","status":"affected","version":"8.5.0","versionType":"semver"},{"lessThanOrEqual":"7.0.109","status":"affected","version":"7.0.0","versionType":"semver"},{"lessThan":"7.0.0","status"…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:f5fee02cd21e932ad8d473659b38e4190366cf63f7199997b04ea25c09f544ee · sha256:635af7b3b1f23e3a… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9.8,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:f5fee02cd21e932ad8d473659b38e4190366cf63f7199997b04ea25c09f544ee · sha256:635af7b3b1f23e3a… · /containers/adp/1/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-592","description":"CWE-592 DEPRECATED: Authentication Bypass Issues","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:f5fee02cd21e932ad8d473659b38e4190366cf63f7199997b04ea25c09f544ee · sha256:635af7b3b1f23e3a… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions
{"url":"http://www.openwall.com/lists/oss-security/2026/05/12/8"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:f5fee02cd21e932ad8d473659b38e4190366cf63f7199997b04ea25c09f544ee · sha256:635af7b3b1f23e3a… · /containers/adp/0/references/0
{"tags":["vendor-advisory"],"url":"https://lists.apache.org/thread/7x09x7o12solvclslw3sz0288xc8wx73"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:f5fee02cd21e932ad8d473659b38e4190366cf63f7199997b04ea25c09f544ee · sha256:635af7b3b1f23e3a… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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