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CVE-2026-52796

Gogs is an open source self-hosted Git service. Prior to 0.14.3, specially crafted issue index pattern can cause a panic when rendering, resulting in denial of service. In internal/markup/markup.go, RenderIssueIndexPattern renders the issue index pattern to a link using com.Expand, which is not safe: when the configured pattern contains an opening brace { but no closing brace }, strings.Index(template, "}") returns -1 and the subsequent slice template[:-1] triggers a panic. Once such a pattern i
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:d5c09cfbafade7a88c55f016f9dbda6d8b41ec5917c66d29af33d328d488ea99
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"product":"gogs","vendor":"gogs","versions":[{"status":"affected","version":"< 0.14.3"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:050ff5a5b27728d68f7a4acb1933b1373387fa2e5746a8bd79574fdfabfe4373 · sha256:5de11f404c710727… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":3.5,"baseSeverity":"LOW","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:050ff5a5b27728d68f7a4acb1933b1373387fa2e5746a8bd79574fdfabfe4373 · sha256:5de11f404c710727… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-1336","description":"CWE-1336: Improper Neutralization of Special Elements Used in a Template Engine","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:050ff5a5b27728d68f7a4acb1933b1373387fa2e5746a8bd79574fdfabfe4373 · sha256:5de11f404c710727… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions
{"tags":["exploit"],"url":"https://github.com/gogs/gogs/security/advisories/GHSA-4j89-2c4f-44c6"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:050ff5a5b27728d68f7a4acb1933b1373387fa2e5746a8bd79574fdfabfe4373 · sha256:5de11f404c710727… · /containers/adp/0/references/0
{"name":"https://github.com/gogs/gogs/security/advisories/GHSA-4j89-2c4f-44c6","tags":["x_refsource_CONFIRM"],"url":"https://github.com/gogs/gogs/security/advisories/GHSA-4j89-2c4f-44c6"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:050ff5a5b27728d68f7a4acb1933b1373387fa2e5746a8bd79574fdfabfe4373 · sha256:5de11f404c710727… · /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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