{"action":"Upgrade github.com/nektos/act to 0.2.40 or later.","affected":[{"fixed":"0.2.40","introduced":"0"}],"component":"github.com/nektos/act","cve_ids":["CVE-2023-22726"],"ecosystem":"Go","epss":0.01256,"exploited":false,"fixed_versions":["0.2.40"],"ghsa_id":"GHSA-pc99-qmg4-rcff","id":"tcs_01M5KFH8864QYA4GTKCPP383AF","modified_at":"2026-09-10T03:49:51.412666365Z","published_at":"2023-01-20T16:00:36Z","references":["https://osv.dev/vulnerability/GHSA-pc99-qmg4-rcff","https://github.com/nektos/act/security/advisories/GHSA-pc99-qmg4-rcff","https://nvd.nist.gov/vuln/detail/CVE-2023-22726","https://github.com/nektos/act/issues/1553","https://github.com/nektos/act/commit/63ae215071f94569d910964bdee866d91d6e3a10","https://github.com/nektos/act","https://github.com/nektos/act/blob/master/pkg/artifacts/server.go#L65","https://github.com/nektos/act/blob/v0.2.35/pkg/artifacts/server.go#L245","https://github.com/nektos/act/blob/v0.2.35/pkg/artifacts/server.go#LL103C2-L103C2","https://github.com/nektos/act/releases/tag/v0.2.40","https://securitylab.github.com/advisories/GHSL-2023-004_act"],"severity":{"label":"high","score":8.8},"sources":[{"source":"osv","source_id":"GHSA-pc99-qmg4-rcff","url":"https://osv.dev/vulnerability/GHSA-pc99-qmg4-rcff"}],"summary":"act vulnerable to arbitrary file upload in artifact server"}