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CVE-2026-50229

Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability in the number guess example for Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.22, from 10.1.0-M1 through 10.1.55, from 9.0.0.M1 through 9.0.118, from 8.5.0 through 8.5.100, from 7.0.0 through 7.0.109. Other versions that have reached end of support may also be affected. Users are recommended to upgrade to version 11.0.23, 10.1.56 or 9.0.119, which fix the issue.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:ab6b07629f1f04b080d9a50cc06c14a4083de416892346f576f697379f1fc234
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":"11.0.22","status":"affected","version":"11.0.0-M1","versionType":"semver"},{"lessThanOrEqual":"10.1.55","status":"affected","version":"10.1.0-M1","versionType":"semver"},{"lessThanOrEqual":"9.0.118","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:cef0ee7d32e0845be60beaface12fc358cc933b5cabdd6d95d78c22351aa9f43 · sha256:34153f6ed84df196… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":6.1,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:cef0ee7d32e0845be60beaface12fc358cc933b5cabdd6d95d78c22351aa9f43 · sha256:34153f6ed84df196… · /containers/adp/1/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-80","description":"CWE-80 Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:cef0ee7d32e0845be60beaface12fc358cc933b5cabdd6d95d78c22351aa9f43 · sha256:34153f6ed84df196… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions
{"url":"http://www.openwall.com/lists/oss-security/2026/06/29/20"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:cef0ee7d32e0845be60beaface12fc358cc933b5cabdd6d95d78c22351aa9f43 · sha256:34153f6ed84df196… · /containers/adp/0/references/0
{"tags":["vendor-advisory"],"url":"https://lists.apache.org/thread/wlt2no8bw45zl1w8byop4zfqphldf5j0"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:cef0ee7d32e0845be60beaface12fc358cc933b5cabdd6d95d78c22351aa9f43 · sha256:34153f6ed84df196… · /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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