{"id":"CVE-2026-110597","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-110597","generatedAt":"2026-10-28T01:03:07.097Z","title":"Tinyexr through 3.2.0 contains a heap out-of-bounds read vulnerability in ParseEXRMultipartHeaderFromMemory() that allows attackers to read beyond buffers due to a stale remaining-size value.","description":"Tinyexr through 3.2.0 contains a heap out-of-bounds read vulnerability in ParseEXRMultipartHeaderFromMemory() that allows attackers to read beyond buffers due to a stale remaining-size value. Attackers can supply a crafted multi-part EXR file whose later part headers bypass ReadAttribute() bounds checks, crashing applications or leaking adjacent heap memory into attribute values.","published":"2026-10-14T15:17:11.000Z","lastModified":"2026-10-16T19:18:45.000Z","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":{"score":0.00249,"percentile":0.16027,"date":"2026-10-26","history":[{"date":"2026-10-15","score":0.00252,"percentile":0.15525}]},"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 a low EPSS score (0.25%). Track it; it rarely justifies an emergency change on its own."},"changes":[{"kind":"new","label":"New CVE","at":"2026-10-14T15:17:11.000Z","detail":{"score":"6.9","severity":"MEDIUM","publishedAt":"2026-10-14T15:17:10.953Z"},"summary":"New CVE, medium severity (CVSS 6.9)."}],"references":[{"url":"https://github.com/syoyo/tinyexr/blob/6f470c9ab24bf3992bc512ce07e8ecb00d9bf105/tinyexr.h#L10551-L10621","source":"disclosure@vulncheck.com"},{"url":"https://github.com/syoyo/tinyexr/blob/6f470c9ab24bf3992bc512ce07e8ecb00d9bf105/tinyexr.h#L1207-L1266","source":"disclosure@vulncheck.com"},{"url":"https://hackmd.io/@haind-pwn/tinyexr-multipart-header-stale-size-oob-read","source":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/tinyexr-through-3.2.0-heap-out-of-bounds-read-via-parseexrmultipartheaderfrommemory","source":"disclosure@vulncheck.com"},{"url":"https://hackmd.io/@haind-pwn/tinyexr-multipart-header-stale-size-oob-read","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-110597","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."}