{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-92718", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-09-16T17:20:10.490Z", "datePublished": "2026-09-16T17:31:38.380Z", "dateUpdated": "2026-09-16T17:31:38.380Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-09-16T17:31:38.380Z"}, "datePublic": "2026-08-17T00:00:00.000Z", "title": "Nuclei from 3.7.0 before 3.11.1 Template Signature Bypass via Modification-Time-Only Cache", "descriptions": [{"lang": "en", "value": "Nuclei versions before 3.11.1 cache template signature verification based only on file modification time without content checksums. Attackers can replace verified templates with unsigned malicious content and restore the original modification time to bypass signature checks and execute arbitrary operating system commands."}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "Improper Verification of Cryptographic Signature", "cweId": "CWE-347", "type": "CWE"}]}], "affected": [{"vendor": "projectdiscovery", "product": "nuclei", "collectionURL": "https://github.com/projectdiscovery/nuclei", "repo": "https://github.com/projectdiscovery/nuclei", "defaultStatus": "unaffected", "versions": [{"version": "3.7.0", "lessThan": "3.11.1", "status": "affected", "versionType": "semver"}], "packageURL": "pkg:golang/github.com/projectdiscovery/nuclei/v3"}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:projectdiscovery:nuclei:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.7.0", "versionEndExcluding": "3.11.1"}]}]}], "metrics": [{"format": "CVSS", "cvssV4_0": {"version": "4.0", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N", "attackVector": "LOCAL", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "userInteraction": "PASSIVE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "baseScore": 7, "baseSeverity": "HIGH"}}, {"format": "CVSS", "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 7.3, "baseSeverity": "HIGH"}}], "references": [{"url": "https://github.com/projectdiscovery/nuclei/issues/7663", "tags": ["issue-tracking"], "name": "GitHub Issue #7663"}, {"url": "https://github.com/projectdiscovery/nuclei", "tags": ["product"]}, {"url": "https://github.com/projectdiscovery/nuclei/blob/v3.11.0/pkg/templates/compile.go#L610-L624", "tags": ["technical-description"]}, {"url": "https://github.com/projectdiscovery/nuclei/blob/v3.11.0/pkg/catalog/index/metadata.go#L78-L84", "tags": ["technical-description"]}, {"url": "https://github.com/projectdiscovery/nuclei/commit/9de96e4dda5a03da963b9ae6582f03ea55791a76", "tags": ["patch"]}, {"name": "VulnCheck Advisory: Nuclei from 3.7.0 before 3.11.1 Template Signature Bypass via Modification-Time-Only Cache", "tags": ["third-party-advisory"], "url": "https://www.vulncheck.com/advisories/nuclei-from-3.7.0-before-3.11.1-template-signature-bypass-via-modification-time-only-cache"}], "credits": [{"lang": "en", "value": "George Chen", "type": "reporter"}], "x_generator": {"engine": "vulncheck-endgame"}}}}

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{"affected": [{"affectedData": [{"collectionURL": "https://github.com/projectdiscovery/nuclei", "defaultStatus": "unaffected", "packageURL": "pkg:golang/github.com/projectdiscovery/nuclei/v3", "product": "nuclei", "repo": "https://github.com/projectdiscovery/nuclei", "vendor": "projectdiscovery", "versions": [{"lessThan": "3.11.1", "status": "affected", "version": "3.7.0", "versionType": "semver"}]}], "source": "[email protected]"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Nuclei versions before 3.11.1 cache template signature verification based only on file modification time without content checksums. Attackers can replace verified templates with unsigned malicious content and restore the original modification time to bypass signature checks and execute arbitrary operating system commands."}], "id": "CVE-2026-92718", "lastModified": "2026-09-16T18:17:22.690", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.3, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.3, "impactScore": 5.9, "source": "[email protected]", "type": "Primary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "LOCAL", "availabilityRequirement": "NOT_DEFINED", "baseScore": 7.0, "baseSeverity": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "LOW", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "PASSIVE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/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/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "[email protected]", "type": "Secondary"}]}, "published": "2026-09-16T18:17:22.690", "references": [{"source": "[email protected]", "url": "https://github.com/projectdiscovery/nuclei"}, {"source": "[email protected]", "url": "https://github.com/projectdiscovery/nuclei/blob/v3.11.0/pkg/catalog/index/metadata.go#L78-L84"}, {"source": "[email protected]", "url": "https://github.com/projectdiscovery/nuclei/blob/v3.11.0/pkg/templates/compile.go#L610-L624"}, {"source": "[email protected]", "url": "https://github.com/projectdiscovery/nuclei/commit/9de96e4dda5a03da963b9ae6582f03ea55791a76"}, {"source": "[email protected]", "url": "https://github.com/projectdiscovery/nuclei/issues/7663"}, {"source": "[email protected]", "url": "https://www.vulncheck.com/advisories/nuclei-from-3.7.0-before-3.11.1-template-signature-bypass-via-modification-time-only-cache"}], "sourceIdentifier": "[email protected]", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-347"}], "source": "[email protected]", "type": "Primary"}]}

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