{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-115503", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-10-22T16:14:58.396Z", "datePublished": "2026-10-22T19:14:03.831Z", "dateUpdated": "2026-10-22T19:14:03.831Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-10-22T19:14:03.831Z" }, "datePublic": "2026-09-01T00:00:00.000Z", "title": "Ghidra before 12.2 Denial of Service via Compressed Extension Archive", "descriptions": [ { "lang": "en", "value": "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." } ], "problemTypes": [ { "descriptions": [ { "lang": "en", "description": "Improper Handling of Highly Compressed Data (Data Amplification)", "cweId": "CWE-409", "type": "CWE" } ] } ], "affected": [ { "vendor": "NationalSecurityAgency", "product": "ghidra", "packageURL": "pkg:github/NationalSecurityAgency/ghidra", "repo": "https://github.com/NationalSecurityAgency/ghidra", "defaultStatus": "unaffected", "versions": [ { "version": "0", "status": "affected", "versionType": "custom", "lessThan": "12.2" } ] } ], "cpeApplicability": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:nsa:ghidra:*:*:*:*:*:*:*:*", "versionEndExcluding": "12.2" } ] } ] } ], "metrics": [ { "format": "CVSS", "cvssV4_0": { "version": "4.0", "vectorString": "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", "attackVector": "LOCAL", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "PASSIVE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "baseScore": 6.8, "baseSeverity": "MEDIUM" } }, { "format": "CVSS", "cvssV3_1": { "version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM" } } ], "references": [ { "url": "https://github.com/NationalSecurityAgency/ghidra/security/advisories/GHSA-mcjr-7qqr-m3w8", "tags": [ "vendor-advisory" ], "name": "GitHub Security Advisory (GHSA-mcjr-7qqr-m3w8)" }, { "url": "https://github.com/NationalSecurityAgency/ghidra/commit/2c2bc5be182d655c9df418ac35b9782f39b6a784", "tags": [ "patch" ] }, { "url": "https://github.com/NationalSecurityAgency/ghidra/releases/tag/Ghidra_12.2_build", "tags": [ "release-notes" ], "name": "ghidra Ghidra_12.2_build Release Notes" }, { "url": "https://github.com/NationalSecurityAgency/ghidra", "tags": [ "product" ] }, { "name": "VulnCheck Advisory: Ghidra before 12.2 Denial of Service via Compressed Extension Archive", "tags": [ "third-party-advisory" ], "url": "https://www.vulncheck.com/advisories/ghidra-before-12.2-denial-of-service-via-compressed-extension-archive" } ], "credits": [ { "lang": "en", "value": "Yuvraj Saxena (0xXA)", "type": "finder" } ], "x_generator": { "engine": "vulncheck-endgame" } } } }