{"action":"Upgrade htmldoc to 1.9.11-4 or later.","affected":[{"fixed":"1.9.11-4","introduced":"0"}],"component":"htmldoc","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["1.9.11-4"],"id":"tcs_01M5NFG5MBV34GGMBSQ22N4PQD","modified_at":"2026-10-23T18:02:57.588752843Z","published_at":"2022-02-24T19:15:09.007Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-26252","https://security-tracker.debian.org/tracker/CVE-2021-26252"],"severity":{"label":"high","score":7.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-26252","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-26252"}],"summary":"A flaw was found in htmldoc in v1.9.12. Heap buffer overflow in pspdf_prepare_page(),in ps-pdf.cxx may lead to execute arbitrary code and denial of service."}