{"id":"CVE-2026-100505","title":"Ghidra versions 9.2 through 12.1.4 contain a heap out-of-bounds read vulnerability in StringManager::getCodepoint when decoding multi-byte UTF-8, UTF-16, or UTF-32 characters without validating remaining buffer length","summary":"Ghidra versions 9.2 through 12.1.4 contain a heap out-of-bounds read vulnerability in StringManager::getCodepoint when decoding multi-byte UTF-8, UTF-16, or UTF-32 characters without validating remaining buffer length. Attackers can craf…","severity":"medium","cvss":4.4,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L","cwe":["CWE-125"],"vendor":"nsa","product":"ghidra","affected":["ghidra >= 9.2, <= 12.1.4"],"published":"2026-09-26","updated":"2026-10-08","sourceUpdated":"2026-10-08T16:24:25.650","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-100505","references":[{"url":"https://github.com/NationalSecurityAgency/ghidra","label":"disclosure@vulncheck.com"},{"url":"https://github.com/NationalSecurityAgency/ghidra/blob/8b6bbb857accdfa20dc5b2f5dea471178c2e9fbc/Ghidra/Features/Decompiler/src/decompile/cpp/stringmanage.cc#L324-L410","label":"disclosure@vulncheck.com"},{"url":"https://github.com/NationalSecurityAgency/ghidra/commit/e37c57f3d9c29511a1860f0a735df53131d403d7","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/ghidra-11.2-through-12.1.4-heap-out-of-bounds-read-via-stringmanager","label":"disclosure@vulncheck.com"}],"tags":["nvd","cve.org"],"epss":0.00143,"epssPercentile":0.03609,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-10-05T14:01:09.982721Z"},"ingestedAt":"2026-09-26T01:24:36.886Z","slug":"CVE-2026-100505","body":"## Overview\n\nGhidra versions 9.2 through 12.1.4 contain a heap out-of-bounds read vulnerability in StringManager::getCodepoint when decoding multi-byte UTF-8, UTF-16, or UTF-32 characters without validating remaining buffer length. Attackers can craft malicious binaries containing strings or constant byte stores that end in multi-byte lead units to trigger out-of-bounds reads that crash the decompiler or leak adjacent heap memory into decompiled output.\n\n## Affected\n\n- `ghidra >= 9.2, <= 12.1.4`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":24,"depthScoreParts":{"impact":24.2,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}