{"id":"CVE-2026-116736","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-116736","generatedAt":"2026-10-28T02:24:17.069Z","title":"Libpff through 20260926 contains a heap out-of-bounds read vulnerability in libpff_table_read_values_array because a 7c column definition's values_array_size is not checked against remaining buffer bytes.","description":"Libpff through 20260926 contains a heap out-of-bounds read vulnerability in libpff_table_read_values_array because a 7c column definition's values_array_size is not checked against remaining buffer bytes. Attackers can supply a crafted PST, OST or PAB file to make applications read adjacent heap memory into record entry values or crash.","published":"2026-10-26T22:16:58.000Z","lastModified":"2026-10-27T16:04:23.000Z","status":"Deferred","sourceIdentifier":"disclosure@vulncheck.com","cvss":{"version":"4.0","score":6.9,"severity":"MEDIUM","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-125"],"affected":[],"epss":null,"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and no EPSS score yet. Track it; it rarely justifies an emergency change on its own."},"changes":[{"kind":"new","label":"New CVE","at":"2026-10-26T22:16:58.000Z","detail":{"score":"6.9","severity":"MEDIUM","publishedAt":"2026-10-26T22:16:57.820Z"},"summary":"New CVE, medium severity (CVSS 6.9)."}],"references":[{"url":"https://github.com/libyal/libpff","source":"disclosure@vulncheck.com"},{"url":"https://github.com/libyal/libpff/blob/20260926/libpff/libpff_table.c#L8858-L8895","source":"disclosure@vulncheck.com"},{"url":"https://github.com/libyal/libpff/commit/cb83eb38ffdbdfe2c69238fe7ce481ddc8513266","source":"disclosure@vulncheck.com"},{"url":"https://github.com/libyal/libpff/issues/172","source":"disclosure@vulncheck.com"},{"url":"https://hackmd.io/@haindpwn/libpff-table-parsing-oob-reads","source":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/libpff-through-20260926-heap-out-of-bounds-read-via-libpff-table-read-values-array","source":"disclosure@vulncheck.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-116736","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}