{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0","last_affected":"0.3.1"}],"component":"pyquokka","cve_ids":["CVE-2025-62515"],"ecosystem":"PyPI","epss":0.0089,"exploited":false,"fixed_versions":[],"ghsa_id":"GHSA-f74j-gffq-vm9p","id":"tcs_01M5KHBS38GRBGDNNZTMTJXXJE","modified_at":"2026-07-01T20:23:03.066302Z","published_at":"2026-06-29T11:50:37.147388Z","references":["https://osv.dev/vulnerability/PYSEC-2026-503","https://github.com/marsupialtail/quokka/security/advisories/GHSA-f74j-gffq-vm9p","https://nvd.nist.gov/vuln/detail/CVE-2025-62515","https://github.com/marsupialtail/quokka","https://github.com/marsupialtail/quokka/blob/master/pyquokka/flight.py#L283","https://pypi.org/project/pyquokka","https://github.com/advisories/GHSA-f74j-gffq-vm9p"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"PYSEC-2026-503","url":"https://osv.dev/vulnerability/PYSEC-2026-503"}],"summary":"pyquokka is Vulnerable to Remote Code Execution by Pickle Deserialization via FlightServer"}