{"id":"CVE-2026-7233","state":"PUBLISHED","title":"Artifex MuPDF CFF Index subset-cff.c fz_subset_cff_for_gids out-of-bounds","description":"A vulnerability was determined in Artifex MuPDF up to 1.28.0. The impacted element is the function fz_subset_cff_for_gids of the file subset-cff.c of the component CFF Index Handler. This manipulation causes out-of-bounds read. The attack can only be executed locally. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through a bug report but has not responded yet.","publishedAt":"2026-04-28T06:00:18.874Z","updatedAt":"2026-05-05T20:23:51.185Z","severity":{"score":4.8,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P","source":"VulDB"},"assigner":"VulDB","products":["Artifex MuPDF"],"affected":[{"vendor":"Artifex","product":"MuPDF","versions":[{"version":"1.0","status":"affected"},{"version":"1.1","status":"affected"},{"version":"1.2","status":"affected"},{"version":"1.3","status":"affected"},{"version":"1.4","status":"affected"},{"version":"1.5","status":"affected"},{"version":"1.6","status":"affected"},{"version":"1.7","status":"affected"},{"version":"1.8","status":"affected"},{"version":"1.9","status":"affected"},{"version":"1.10","status":"affected"},{"version":"1.11","status":"affected"},{"version":"1.12","status":"affected"},{"version":"1.13","status":"affected"},{"version":"1.14","status":"affected"},{"version":"1.15","status":"affected"},{"version":"1.16","status":"affected"},{"version":"1.17","status":"affected"},{"version":"1.18","status":"affected"},{"version":"1.19","status":"affected"},{"version":"1.20","status":"affected"},{"version":"1.21","status":"affected"},{"version":"1.22","status":"affected"},{"version":"1.23","status":"affected"},{"version":"1.24","status":"affected"},{"version":"1.25","status":"affected"},{"version":"1.26","status":"affected"},{"version":"1.27","status":"affected"},{"version":"1.28.0","status":"affected"}],"cpes":["cpe:2.3:a:artifex:mupdf:*:*:*:*:*:*:*:*"],"modules":["CFF Index Handler"]}],"references":["https://vuldb.com/vuln/359840","https://vuldb.com/vuln/359840/cti","https://vuldb.com/submit/802590","https://bugs.ghostscript.com/show_bug.cgi?id=709328","https://github.com/biniamf/pocs/tree/main/mupdf-cff-indexload-oobread","https://artifex.com/"],"weaknesses":["CWE-125","CWE-119"],"ingestedAt":"2026-10-29T20:13:07.220Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/7xxx/CVE-2026-7233.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-7233","state":"PUBLISHED","datePublished":"2026-04-28T06:00:18.874Z","dateUpdated":"2026-05-05T20:23:51.185Z","assignerShortName":"VulDB","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateReserved":"2026-04-27T17:00:07.970Z"},"containers":{"cna":{"title":"Artifex MuPDF CFF Index subset-cff.c fz_subset_cff_for_gids out-of-bounds","descriptions":[{"lang":"en","value":"A vulnerability was determined in Artifex MuPDF up to 1.28.0. The impacted element is the function fz_subset_cff_for_gids of the file subset-cff.c of the component CFF Index Handler. This manipulation causes out-of-bounds read. The attack can only be executed locally. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through a bug report but has not responded yet."}],"affected":[{"vendor":"Artifex","product":"MuPDF","versions":[{"version":"1.0","status":"affected"},{"version":"1.1","status":"affected"},{"version":"1.2","status":"affected"},{"version":"1.3","status":"affected"},{"version":"1.4","status":"affected"},{"version":"1.5","status":"affected"},{"version":"1.6","status":"affected"},{"version":"1.7","status":"affected"},{"version":"1.8","status":"affected"},{"version":"1.9","status":"affected"},{"version":"1.10","status":"affected"},{"version":"1.11","status":"affected"},{"version":"1.12","status":"affected"},{"version":"1.13","status":"affected"},{"version":"1.14","status":"affected"},{"version":"1.15","status":"affected"},{"version":"1.16","status":"affected"},{"version":"1.17","status":"affected"},{"version":"1.18","status":"affected"},{"version":"1.19","status":"affected"},{"version":"1.20","status":"affected"},{"version":"1.21","status":"affected"},{"version":"1.22","status":"affected"},{"version":"1.23","status":"affected"},{"version":"1.24","status":"affected"},{"version":"1.25","status":"affected"},{"version":"1.26","status":"affected"},{"version":"1.27","status":"affected"},{"version":"1.28.0","status":"affected"}],"cpes":["cpe:2.3:a:artifex:mupdf:*:*:*:*:*:*:*:*"],"modules":["CFF Index Handler"]}],"references":[{"url":"https://vuldb.com/vuln/359840","name":"VDB-359840 | Artifex MuPDF CFF Index subset-cff.c fz_subset_cff_for_gids out-of-bounds","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/vuln/359840/cti","name":"VDB-359840 | CTI Indicators (IOB, IOC, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/submit/802590","name":"Submit #802590 | Artifex MuPDF 1.28 Out-of-Bounds Read","tags":["third-party-advisory"]},{"url":"https://bugs.ghostscript.com/show_bug.cgi?id=709328","tags":["issue-tracking"]},{"url":"https://github.com/biniamf/pocs/tree/main/mupdf-cff-indexload-oobread","tags":["exploit"]},{"url":"https://artifex.com/","tags":["product"]}],"metrics":[{"cvssV4_0":{"version":"4.0","baseScore":4.8,"vectorString":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P","baseSeverity":"MEDIUM"}},{"cvssV3_1":{"version":"3.1","baseScore":3.3,"vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R","baseSeverity":"LOW"}},{"cvssV3_0":{"version":"3.0","baseScore":3.3,"vectorString":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R","baseSeverity":"LOW"}},{"cvssV2_0":{"version":"2.0","baseScore":1.7,"vectorString":"AV:L/AC:L/Au:S/C:P/I:N/A:N/E:POC/RL:ND/RC:UR"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-125","type":"CWE","lang":"en","description":"Out-of-Bounds Read"}]},{"descriptions":[{"cweId":"CWE-119","type":"CWE","lang":"en","description":"Memory Corruption"}]}],"providerMetadata":{"shortName":"VulDB","orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateUpdated":"2026-04-28T06:00:18.874Z"},"timeline":[{"time":"2026-04-27T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-04-27T02:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-04-27T19:05:15.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"biniam (VulDB User)","type":"reporter"},{"lang":"en","value":"VulDB CNA Team","type":"coordinator"}]},"adp":[{"title":"CISA ADP Vulnrichment","references":[{"url":"https://vuldb.com/submit/802590","tags":["exploit"]},{"url":"https://bugs.ghostscript.com/show_bug.cgi?id=709328","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-04-29T15:14:06.670638Z","id":"CVE-2026-7233","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-05-05T20:23:51.185Z"}}]}}}