{"id":"GO-2026-6752","summary":"Vikunja: Link-share token can enumerate users through the v2 API in code.vikunja.io/api","details":"Vikunja: Link-share token can enumerate users through the v2 API in code.vikunja.io/api.\n\nNOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions.\n\n(If this is causing false-positive reports from vulnerability scanners, please suggest an edit to the report.)\n\nThe additional affected modules and versions are: code.vikunja.io/api before v2.6.0.","aliases":["CVE-2026-91981","GHSA-vfxw-3x8p-2vjr"],"modified":"2026-10-19T21:31:52.823927246Z","published":"2026-10-19T21:08:26Z","database_specific":{"url":"https://pkg.go.dev/vuln/GO-2026-6752","review_status":"UNREVIEWED"},"references":[{"type":"ADVISORY","url":"https://github.com/go-vikunja/vikunja/security/advisories/GHSA-vfxw-3x8p-2vjr"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-91981"},{"type":"WEB","url":"https://github.com/go-vikunja/vikunja/pull/3688"},{"type":"WEB","url":"https://github.com/go-vikunja/vikunja/releases/tag/v2.6.0"},{"type":"WEB","url":"https://www.vulncheck.com/advisories/vikunja-before-2.6.0-user-enumeration-via-v2-api"}],"affected":[{"package":{"name":"code.vikunja.io/api","ecosystem":"Go","purl":"pkg:golang/code.vikunja.io/api"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"}]}],"ecosystem_specific":{"custom_ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.6.0"}]}]},"database_specific":{"source":"https://vuln.go.dev/ID/GO-2026-6752.json"}}],"schema_version":"1.9.0"}