{"schema_version":"1.3.1","id":"GO-2025-4193","modified":"2025-12-08T21:31:36Z","published":"2025-12-08T21:31:36Z","aliases":["CVE-2025-66506","GHSA-f83f-xpx7-ffpw"],"summary":"Fulcio allocates excessive memory during token parsing in github.com/sigstore/fulcio","details":"Fulcio allocates excessive memory during token parsing in github.com/sigstore/fulcio","affected":[{"package":{"name":"github.com/sigstore/fulcio","ecosystem":"Go"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.8.3"}]}],"ecosystem_specific":{}}],"references":[{"type":"ADVISORY","url":"https://github.com/sigstore/fulcio/security/advisories/GHSA-f83f-xpx7-ffpw"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-66506"},{"type":"FIX","url":"https://github.com/sigstore/fulcio/commit/765a0e57608b9ef390e1eeeea8595b9054c63a5a"}],"database_specific":{"url":"https://pkg.go.dev/vuln/GO-2025-4193","review_status":"UNREVIEWED"}}