{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-73327", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-08-11T21:47:14.059Z", "datePublished": "2026-08-12T18:05:19.383Z", "dateUpdated": "2026-08-14T16:52:26.063Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-08-14T16:52:26.063Z"}, "title": "Joomla 6.1.1 Zip Slip Path Traversal via com_joomlaupdate extract.php", "descriptions": [{"lang": "en", "value": "Joomla 6.1.1 contains a path traversal vulnerability in the com_joomlaupdate extension that allows a Super User to be induced into extracting a crafted archive containing directory traversal sequences or absolute paths in ZIP entry filenames. Attackers can supply malicious ZIP entry names with parent-directory segments or absolute paths to the extract.php extraction routine, causing files to be written outside the intended destination root and enabling persistent remote code execution via planted PHP files."}], "datePublic": "2026-08-12T00:00:00.000Z", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-22", "description": "Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')", "type": "CWE"}]}], "affected": [{"defaultStatus": "affected", "vendor": "Joomla", "product": "Joomla! CMS", "versions": [{"status": "affected", "version": "0", "versionType": "custom", "lessThanOrEqual": "6.1.1"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:joomla:joomla\\!:*:*:*:*:*:*:*:*", "versionEndIncluding": "6.1.1"}]}]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"attackVector": "NETWORK", "attackComplexity": "HIGH", "attackRequirements": "NONE", "privilegesRequired": "HIGH", "userInteraction": "ACTIVE", "vulnConfidentialityImpact": "HIGH", "subConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "subIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "subAvailabilityImpact": "HIGH", "exploitMaturity": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "version": "4.0", "baseSeverity": "HIGH", "baseScore": 8.7, "vectorString": "CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:A/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H"}}, {"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "HIGH", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "version": "3.1", "baseSeverity": "HIGH", "baseScore": 7.6, "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H"}}], "references": [{"url": "https://github.com/joomla/joomla-cms", "name": "Product Repository", "tags": ["product", "patch"]}, {"url": "https://github.com/joomla/joomla-cms/pull/48057", "name": "Pull Request", "tags": ["product"]}, {"url": "https://github.com/joomla/joomla-cms/commit/9678a171d37e1e10ca75c9124bdafe20fe14fa5b", "tags": ["patch"], "name": "Patch Commit"}, {"url": "https://www.vulncheck.com/advisories/joomla-zip-slip-path-traversal-via-com-joomlaupdate-extract-php", "tags": ["third-party-advisory"]}], "credits": [{"lang": "en", "value": "Jashn Wahi", "type": "finder"}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "vulncheck"}}}}

{}

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{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,6.1.1]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "manual", "scores": [{"score": 100.0, "source": "manual"}]}, "original": {"product": "Joomla! CMS", "source": "cna", "vendor": "Joomla"}, "product": "joomla!", "vendor": "joomla"}], "created": "2026-08-13T00:30:05.999142+00:00", "updated": "2026-08-13T10:39:22.423092+00:00", "vendors": ["joomla", "joomla$PRODUCT$joomla!"]}