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CVE-2026-59102

Forgejo before 15.0.3 contains a stored cross-site scripting vulnerability that allows authenticated attackers to execute arbitrary JavaScript in other users' browsers by setting a full name containing an HTML payload and triggering an Actions run. When the DEFAULT_SHOW_FULL_NAME option is enabled, the run description is assembled server-side with the user's display name interpolated into an HTML string via a translation function that does not escape its arguments, and the frontend renders the r
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:04654a23fe7041ea8ec6adafe15f91174f4bf3a158619c7947952bd0b66960ae
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cvss · 2 assertions

{"metric":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"PRESENT","attackVector":"NETWORK","baseScore":2.1,"baseSeverity":"LOW","exploitMaturity":"NOT_DEFINED","privilegesRequired":"LOW","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"LOW","subIntegrityImpact":"LOW","userInteraction":"PASSIVE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact"…

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:e8d3bf3700123d2101ff434276f62c76220b3406ae5691a507f7988141106fbf · sha256:202e0f63bbc28da6… · /containers/cna/metrics/1/cvssV4_0

{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":5.4,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/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:e8d3bf3700123d2101ff434276f62c76220b3406ae5691a507f7988141106fbf · sha256:202e0f63bbc28da6… · /containers/cna/metrics/0/cvssV3_1

Affected products and versions

1 source assertion
{"defaultStatus":"unaffected","product":"forgejo","repo":"https://codeberg.org/forgejo/forgejo","vendor":"forgejo","versions":[{"lessThan":"15.0.3","status":"affected","version":"0","versionType":"semver"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:e8d3bf3700123d2101ff434276f62c76220b3406ae5691a507f7988141106fbf · sha256:202e0f63bbc28da6… · /containers/cna/affected/0

Provider-owned CVSS observations

2 source assertions
{"metric":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"PRESENT","attackVector":"NETWORK","baseScore":2.1,"baseSeverity":"LOW","exploitMaturity":"NOT_DEFINED","privilegesRequired":"LOW","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"LOW","subIntegrityImpact":"LOW","userInteraction":"PASSIVE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact"…
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:e8d3bf3700123d2101ff434276f62c76220b3406ae5691a507f7988141106fbf · sha256:202e0f63bbc28da6… · /containers/cna/metrics/1/cvssV4_0
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":5.4,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/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:e8d3bf3700123d2101ff434276f62c76220b3406ae5691a507f7988141106fbf · sha256:202e0f63bbc28da6… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-79","description":"Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:e8d3bf3700123d2101ff434276f62c76220b3406ae5691a507f7988141106fbf · sha256:202e0f63bbc28da6… · /containers/cna/problemTypes/0/descriptions/0

Source references

4 source assertions
{"name":"Fix PR","tags":["issue-tracking"],"url":"https://codeberg.org/forgejo/forgejo/pulls/13002"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:e8d3bf3700123d2101ff434276f62c76220b3406ae5691a507f7988141106fbf · sha256:202e0f63bbc28da6… · /containers/cna/references/2
{"name":"Release Notes","tags":["release-notes","patch"],"url":"https://codeberg.org/forgejo/forgejo/src/branch/forgejo/release-notes-published/15.0.3.md"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:e8d3bf3700123d2101ff434276f62c76220b3406ae5691a507f7988141106fbf · sha256:202e0f63bbc28da6… · /containers/cna/references/0
{"name":"Researcher Disclosure","tags":["technical-description","exploit"],"url":"https://github.com/geo-chen/oss/blob/main/forgejo.md"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:e8d3bf3700123d2101ff434276f62c76220b3406ae5691a507f7988141106fbf · sha256:202e0f63bbc28da6… · /containers/cna/references/1
{"tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/forgejo-stored-xss-via-actions-run-full-name-rendering"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:e8d3bf3700123d2101ff434276f62c76220b3406ae5691a507f7988141106fbf · sha256:202e0f63bbc28da6… · /containers/cna/references/3

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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