{"action":"Upgrade Halibut to 4.4.7 or later.","affected":[{"fixed":"4.4.7","introduced":"0"}],"component":"Halibut","cve_ids":["CVE-2021-31819"],"ecosystem":"NuGet","epss":0.02355,"exploited":false,"fixed_versions":["4.4.7"],"ghsa_id":"GHSA-hpf7-4c2g-9chf","id":"tcs_01M5N8RA8Q99E4E789WDE1NRKK","modified_at":"2023-11-08T04:05:51.213482Z","published_at":"2021-09-23T23:17:07Z","references":["https://osv.dev/vulnerability/GHSA-hpf7-4c2g-9chf","https://nvd.nist.gov/vuln/detail/CVE-2021-31819","https://advisories.octopus.com/adv/2021-08---Remote-Code-Execution-via-Deserialisation-in-the-Halibut-Protocol-(CVE-2021-31819).2250309681.html","https://github.com/OctopusDeploy/Halibut"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"GHSA-hpf7-4c2g-9chf","url":"https://osv.dev/vulnerability/GHSA-hpf7-4c2g-9chf"}],"summary":"Remote Code Execution in Halibut"}