{"cve":"CVE-2026-115503","nvd":{"published":"2026-10-22T20:17:06.173","modified":"2026-10-23T17:05:04.810","status":"Awaiting Analysis","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.","cvss_v4":{"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","score":6.8},"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","score":5.5},"cwes":["CWE-409"],"references":["https://github.com/NationalSecurityAgency/ghidra","https://github.com/NationalSecurityAgency/ghidra/commit/2c2bc5be182d655c9df418ac35b9782f39b6a784","https://github.com/NationalSecurityAgency/ghidra/releases/tag/Ghidra_12.2_build","https://github.com/NationalSecurityAgency/ghidra/security/advisories/GHSA-mcjr-7qqr-m3w8","https://www.vulncheck.com/advisories/ghidra-before-12.2-denial-of-service-via-compressed-extension-archive"],"products":[],"source":"nvd","synced_at":"2026-10-24T16:53:35.584907681+00:00"},"epss":{"cve":"CVE-2026-115503","score":0.00121,"percentile":0.01909,"date":"2026-10-25"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}