{"action":"Upgrade praisonai to 4.5.115 or later.","affected":[{"fixed":"4.5.115","introduced":"0"}],"component":"praisonai","cve_ids":["CVE-2026-39890"],"ecosystem":"PyPI","epss":0.0058,"exploited":false,"fixed_versions":["4.5.115"],"ghsa_id":"GHSA-32vr-5gcf-3pw2","id":"tcs_01M5KETMC1F9R36XMJ3KCZ8XXD","modified_at":"2026-06-29T12:26:17.435399208Z","published_at":"2026-04-08T19:17:11Z","references":["https://osv.dev/vulnerability/GHSA-32vr-5gcf-3pw2","https://github.com/MervinPraison/PraisonAI/security/advisories/GHSA-32vr-5gcf-3pw2","https://nvd.nist.gov/vuln/detail/CVE-2026-39890","https://github.com/MervinPraison/PraisonAI","https://github.com/MervinPraison/PraisonAI/releases/tag/v4.5.115"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"GHSA-32vr-5gcf-3pw2","url":"https://osv.dev/vulnerability/GHSA-32vr-5gcf-3pw2"}],"summary":"PraisonAI Vulnerable to Remote Code Execution via YAML Deserialization in Agent Definition Loading"}