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CVE-2026-27779

Gitea versions before 1.25.5 accept malformed or injected forwarded-proto values when detecting public URLs, allowing spoofed canonical URL generation.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:0c4860d898eceff6ba9c0838a7cab7dc01df96e27fff809887f860a76963fee4
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"defaultStatus":"unaffected","product":"Gitea Open Source Git Server","vendor":"Gitea","versions":[{"lessThan":"1.25.5","status":"affected","version":"0","versionType":"semver"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:1317e40084eaebd7dd0350dad043187ab8685e886e60eddce51b2984ef678e24 · sha256:15c8f86edf0610bc… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:1317e40084eaebd7dd0350dad043187ab8685e886e60eddce51b2984ef678e24 · sha256:15c8f86edf0610bc… · /containers/adp/0/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-284","description":"CWE-284","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:1317e40084eaebd7dd0350dad043187ab8685e886e60eddce51b2984ef678e24 · sha256:15c8f86edf0610bc… · /containers/cna/problemTypes/0/descriptions/0

Source references

4 source assertions
{"name":"Gitea v1.25.5 Release Blog Post","tags":["release-notes"],"url":"https://blog.gitea.com/release-of-1.25.5/"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1317e40084eaebd7dd0350dad043187ab8685e886e60eddce51b2984ef678e24 · sha256:15c8f86edf0610bc… · /containers/cna/references/3
{"name":"GitHub Pull Request #36810","tags":["patch"],"url":"https://github.com/go-gitea/gitea/pull/36810"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1317e40084eaebd7dd0350dad043187ab8685e886e60eddce51b2984ef678e24 · sha256:15c8f86edf0610bc… · /containers/cna/references/0
{"name":"GitHub Pull Request #36836","tags":["patch"],"url":"https://github.com/go-gitea/gitea/pull/36836"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1317e40084eaebd7dd0350dad043187ab8685e886e60eddce51b2984ef678e24 · sha256:15c8f86edf0610bc… · /containers/cna/references/1
{"name":"Gitea v1.25.5 Release","tags":["release-notes"],"url":"https://github.com/go-gitea/gitea/releases/tag/v1.25.5"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:1317e40084eaebd7dd0350dad043187ab8685e886e60eddce51b2984ef678e24 · sha256:15c8f86edf0610bc… · /containers/cna/references/2

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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