CVE-2026-8274

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-8274", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "state": "PUBLISHED", "assignerShortName": "VulDB", "dateReserved": "2026-05-10T15:58:40.236Z", "datePublished": "2026-05-11T04:45:10.977Z", "dateUpdated": "2026-05-11T13:59:40.266Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2026-05-11T04:45:10.977Z"}, "title": "npitre cramfs-tools Directory cramfsck.c do_directory path traversal", "problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-22", "lang": "en", "description": "Path Traversal"}]}], "affected": [{"vendor": "npitre", "product": "cramfs-tools", "versions": [{"version": "2.0", "status": "affected"}, {"version": "2.1", "status": "affected"}, {"version": "2.2", "status": "unaffected"}], "modules": ["Directory Handler"]}], "descriptions": [{"lang": "en", "value": "A security vulnerability has been detected in npitre cramfs-tools up to 2.1. Affected is the function do_directory of the file cramfsck.c of the component Directory Handler. Such manipulation leads to path traversal. The attack can only be performed from a local environment. The exploit has been disclosed publicly and may be used. Upgrading to version 2.2 is able to address this issue. The name of the patch is 2fc492747115b24d8a07eddd27a2d45229cb273c. Upgrading the affected component is recommended."}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 4.8, "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P", "baseSeverity": "MEDIUM"}}, {"cvssV3_1": {"version": "3.1", "baseScore": 5.3, "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C", "baseSeverity": "MEDIUM"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 5.3, "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C", "baseSeverity": "MEDIUM"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 4.3, "vectorString": "AV:L/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:OF/RC:C"}}], "timeline": [{"time": "2026-05-10T00:00:00.000Z", "lang": "en", "value": "Advisory disclosed"}, {"time": "2026-05-10T02:00:00.000Z", "lang": "en", "value": "VulDB entry created"}, {"time": "2026-05-10T18:03:44.000Z", "lang": "en", "value": "VulDB entry last update"}], "credits": [{"lang": "en", "value": "nich0las (VulDB User)", "type": "reporter"}], "references": [{"url": "https://vuldb.com/vuln/362571", "name": "VDB-362571 | npitre cramfs-tools Directory cramfsck.c do_directory path traversal", "tags": ["vdb-entry", "technical-description"]}, {"url": "https://vuldb.com/vuln/362571/cti", "name": "VDB-362571 | CTI Indicators (IOB, IOC, TTP, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/submit/810864", "name": "Submit #810864 | GNU cramfs-tools V2.1 Improper Limitation of a Pathname to a Restricted Directory", "tags": ["third-party-advisory"]}, {"url": "https://github.com/npitre/cramfs-tools/issues/12", "tags": ["issue-tracking"]}, {"url": "https://github.com/npitre/cramfs-tools/issues/12#issue-4307511739", "tags": ["exploit", "issue-tracking"]}, {"url": "https://github.com/npitre/cramfs-tools/commit/2fc492747115b24d8a07eddd27a2d45229cb273c", "tags": ["patch"]}, {"url": "https://github.com/npitre/cramfs-tools/releases/tag/v2.2", "tags": ["patch"]}, {"url": "https://github.com/npitre/cramfs-tools/", "tags": ["product"]}], "tags": ["x_open-source"]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-05-11T13:59:33.607097Z", "id": "CVE-2026-8274", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-05-11T13:59:40.266Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-8274", "role": "CISA Coordinator", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-05-11T13:59:33.607097Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-05-11T13:59:36.706Z"}}], "cna": {"tags": ["x_open-source"], "title": "npitre cramfs-tools Directory cramfsck.c do_directory path traversal", "credits": [{"lang": "en", "type": "reporter", "value": "nich0las (VulDB User)"}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 4.8, "baseSeverity": "MEDIUM", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P"}}, {"cvssV3_1": {"version": "3.1", "baseScore": 5.3, "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 5.3, "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 4.3, "vectorString": "AV:L/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:OF/RC:C"}}], "affected": [{"vendor": "npitre", "modules": ["Directory Handler"], "product": "cramfs-tools", "versions": [{"status": "affected", "version": "2.0"}, {"status": "affected", "version": "2.1"}, {"status": "unaffected", "version": "2.2"}]}], "timeline": [{"lang": "en", "time": "2026-05-10T00:00:00.000Z", "value": "Advisory disclosed"}, {"lang": "en", "time": "2026-05-10T02:00:00.000Z", "value": "VulDB entry created"}, {"lang": "en", "time": "2026-05-10T18:03:44.000Z", "value": "VulDB entry last update"}], "references": [{"url": "https://vuldb.com/vuln/362571", "name": "VDB-362571 | npitre cramfs-tools Directory cramfsck.c do_directory path traversal", "tags": ["vdb-entry", "technical-description"]}, {"url": "https://vuldb.com/vuln/362571/cti", "name": "VDB-362571 | CTI Indicators (IOB, IOC, TTP, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/submit/810864", "name": "Submit #810864 | GNU cramfs-tools V2.1 Improper Limitation of a Pathname to a Restricted Directory", "tags": ["third-party-advisory"]}, {"url": "https://github.com/npitre/cramfs-tools/issues/12", "tags": ["issue-tracking"]}, {"url": "https://github.com/npitre/cramfs-tools/issues/12#issue-4307511739", "tags": ["exploit", "issue-tracking"]}, {"url": "https://github.com/npitre/cramfs-tools/commit/2fc492747115b24d8a07eddd27a2d45229cb273c", "tags": ["patch"]}, {"url": "https://github.com/npitre/cramfs-tools/releases/tag/v2.2", "tags": ["patch"]}, {"url": "https://github.com/npitre/cramfs-tools/", "tags": ["product"]}], "descriptions": [{"lang": "en", "value": "A security vulnerability has been detected in npitre cramfs-tools up to 2.1. Affected is the function do_directory of the file cramfsck.c of the component Directory Handler. Such manipulation leads to path traversal. The attack can only be performed from a local environment. The exploit has been disclosed publicly and may be used. Upgrading to version 2.2 is able to address this issue. The name of the patch is 2fc492747115b24d8a07eddd27a2d45229cb273c. Upgrading the affected component is recommended."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-22", "description": "Path Traversal"}]}], "providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2026-05-11T04:45:10.977Z"}}}, "cveMetadata": {"cveId": "CVE-2026-8274", "state": "PUBLISHED", "dateUpdated": "2026-05-11T13:59:40.266Z", "dateReserved": "2026-05-10T15:58:40.236Z", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "datePublished": "2026-05-11T04:45:10.977Z", "assignerShortName": "VulDB"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"modules": ["Directory Handler"], "product": "cramfs-tools", "vendor": "npitre", "versions": [{"status": "affected", "version": "2.0"}, {"status": "affected", "version": "2.1"}, {"status": "unaffected", "version": "2.2"}]}], "source": "cna@vuldb.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A security vulnerability has been detected in npitre cramfs-tools up to 2.1. Affected is the function do_directory of the file cramfsck.c of the component Directory Handler. Such manipulation leads to path traversal. The attack can only be performed from a local environment. The exploit has been disclosed publicly and may be used. Upgrading to version 2.2 is able to address this issue. The name of the patch is 2fc492747115b24d8a07eddd27a2d45229cb273c. Upgrading the affected component is recommended."}, {"lang": "es", "value": "Se ha detectado una vulnerabilidad de seguridad en npitre cramfs-tools hasta la versi\u00f3n 2.1. Afectada est\u00e1 la funci\u00f3n do_directory del archivo cramfsck.c del componente Gestor de Directorios. Dicha manipulaci\u00f3n conduce a un salto de ruta. El ataque solo puede realizarse desde un entorno local. El exploit ha sido divulgado p\u00fablicamente y puede ser utilizado. La actualizaci\u00f3n a la versi\u00f3n 2.2 puede solucionar este problema. El nombre del parche es 2fc492747115b24d8a07eddd27a2d45229cb273c. Se recomienda actualizar el componente afectado."}], "id": "CVE-2026-8274", "lastModified": "2026-10-26T18:10:00.173", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 4.3, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:L/AC:L/Au:S/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 3.1, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "cna@vuldb.com", "type": "Secondary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "LOW", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.4, "source": "cna@vuldb.com", "type": "Secondary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "LOCAL", "availabilityRequirement": "NOT_DEFINED", "baseScore": 1.9, "baseSeverity": "LOW", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "PROOF_OF_CONCEPT", "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": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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": "LOW", "vulnConfidentialityImpact": "LOW", "vulnIntegrityImpact": "LOW", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "cna@vuldb.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-8274", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-05-11T13:59:33.607097Z", "version": "2.0.3"}}]}, "published": "2026-05-11T05:16:16.580", "references": [{"source": "cna@vuldb.com", "url": "https://github.com/npitre/cramfs-tools/"}, {"source": "cna@vuldb.com", "url": "https://github.com/npitre/cramfs-tools/commit/2fc492747115b24d8a07eddd27a2d45229cb273c"}, {"source": "cna@vuldb.com", "url": "https://github.com/npitre/cramfs-tools/issues/12"}, {"source": "cna@vuldb.com", "url": "https://github.com/npitre/cramfs-tools/issues/12#issue-4307511739"}, {"source": "cna@vuldb.com", "url": "https://github.com/npitre/cramfs-tools/releases/tag/v2.2"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/submit/810864"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/vuln/362571"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/vuln/362571/cti"}], "sourceIdentifier": "cna@vuldb.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-22"}], "source": "cna@vuldb.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "2.0"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "2.1"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "2.2"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "cramfs-tools", "source": "cna", "vendor": "npitre"}, "product": "cramfs-tools", "vendor": "npitre"}], "created": "2026-05-11T07:00:12.379979+00:00", "updated": "2026-05-11T16:10:53.247403+00:00", "vendors": ["npitre", "npitre$PRODUCT$cramfs-tools"]}