{"id":"CVE-2026-115503","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-115503","generatedAt":"2026-10-28T00:59:43.406Z","title":"Ghidra before 12.2 contains an improper handling of highly compressed data vulnerability in ExtensionUtils.unzipToInstallationFolder() that allows attackers to exhaust disk space.","description":"Ghidra before 12.2 contains an improper handling of highly compressed data vulnerability in ExtensionUtils.unzipToInstallationFolder() that allows attackers to exhaust disk space. Attackers can persuade users to install a crafted zip bomb extension archive that expands without size limits, causing later writes by Ghidra and other applications to fail.","published":"2026-10-22T20:17:06.000Z","lastModified":"2026-10-23T17:05:05.000Z","status":"Awaiting Analysis","sourceIdentifier":"disclosure@vulncheck.com","cvss":{"version":"4.0","score":6.8,"severity":"MEDIUM","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/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-409"],"affected":[],"epss":{"score":0.00121,"percentile":0.01911,"date":"2026-10-26","history":[{"date":"2026-10-23","score":0.00121,"percentile":0.01798}]},"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 (0.12%). Track it; it rarely justifies an emergency change on its own."},"changes":[{"kind":"new","label":"New CVE","at":"2026-10-22T20:17:06.000Z","detail":{"score":"6.8","severity":"MEDIUM","publishedAt":"2026-10-22T20:17:06.173Z"},"summary":"New CVE, medium severity (CVSS 6.8)."}],"references":[{"url":"https://github.com/NationalSecurityAgency/ghidra","source":"disclosure@vulncheck.com"},{"url":"https://github.com/NationalSecurityAgency/ghidra/commit/2c2bc5be182d655c9df418ac35b9782f39b6a784","source":"disclosure@vulncheck.com"},{"url":"https://github.com/NationalSecurityAgency/ghidra/releases/tag/Ghidra_12.2_build","source":"disclosure@vulncheck.com"},{"url":"https://github.com/NationalSecurityAgency/ghidra/security/advisories/GHSA-mcjr-7qqr-m3w8","source":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/ghidra-before-12.2-denial-of-service-via-compressed-extension-archive","source":"disclosure@vulncheck.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-115503","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."}