{"action":"Upgrade parso to 0.5.1-0.1 or later.","affected":[{"fixed":"0.5.1-0.1","introduced":"0"}],"component":"parso","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["0.5.1-0.1"],"id":"tcs_01M5NDRMP8NNYP8ZA0JMDF0AFD","modified_at":"2026-09-21T07:01:49.434578522Z","published_at":"2019-06-06T19:29:00.500Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2019-12760","https://security-tracker.debian.org/tracker/CVE-2019-12760"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2019-12760#Debian:13/parso","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2019-12760"}],"summary":"A deserialization vulnerability exists in the way parso through 0.4.0 handles grammar parsing from the cache. Cache loading relies on pickle and, provided that an evil pickle can be written to a cache"}