CVE-2026-7819

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{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-7819", "assignerOrgId": "f86ef6dc-4d3a-42ad-8f28-e6d5547a5007", "state": "PUBLISHED", "assignerShortName": "PostgreSQL", "dateReserved": "2026-05-04T21:27:00.366Z", "datePublished": "2026-05-11T14:35:52.747Z", "dateUpdated": "2026-05-11T16:06:03.147Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "f86ef6dc-4d3a-42ad-8f28-e6d5547a5007", "shortName": "PostgreSQL", "dateUpdated": "2026-05-11T14:35:52.747Z"}, "title": "pgAdmin 4: Symbolic-link path traversal in File Manager allows arbitrary file write", "datePublic": "2026-05-11T10:30:00.000Z", "affected": [{"vendor": "pgadmin.org", "product": "pgAdmin 4", "repo": "https://github.com/pgadmin-org/pgadmin4", "modules": ["File Manager"], "programFiles": ["https://github.com/pgadmin-org/pgadmin4/blob/master/web/pgadmin/misc/file_manager/__init__.py"], "versions": [{"status": "affected", "version": "0", "lessThan": "9.15", "versionType": "custom"}], "defaultStatus": "affected"}], "descriptions": [{"lang": "en", "value": "Symbolic-link path traversal (CWE-61, CWE-22) in pgAdmin 4 File Manager.\n\ncheck_access_permission used os.path.abspath, which resolves '..' but does not resolve symbolic links, while the subsequent kernel write follows symlinks. An authenticated user could plant a symbolic link inside their own storage directory pointing outside it and induce pgAdmin to write to any path reachable by the pgAdmin process.\n\nFix switches the access check to os.path.realpath for both source and destination, and adds an _open_upload_target helper that opens the target with O_NOFOLLOW (mode 0o600) to close the leaf-component TOCTOU between the access check and the open. File mode is hardened from 0o644 to 0o600.\n\nThis issue affects pgAdmin 4: before 9.15."}], "references": [{"url": "https://github.com/pgadmin-org/pgadmin4/issues/9902", "tags": ["issue-tracking"]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "Authenticated pgAdmin user with file_manager access. Symlink escape allows file writes to any path the pgAdmin process can reach; S:U reflects that writes occur within the pgAdmin process's filesystem authority. Whether this constitutes privilege escalation to the host depends on how pgAdmin is deployed (which user it runs as, what files are reachable)."}], "cvssV3_1": {"version": "3.1", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseSeverity": "HIGH", "baseScore": 8.1, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H"}}, {"format": "CVSS", "scenarios": [{"lang": "en", "value": "Authenticated pgAdmin user with file_manager access. Symlink escape allows file writes to any path the pgAdmin process can reach; S:U reflects that writes occur within the pgAdmin process's filesystem authority. Whether this constitutes privilege escalation to the host depends on how pgAdmin is deployed (which user it runs as, what files are reachable)."}], "cvssV4_0": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N", "baseScore": 7.2, "baseSeverity": "HIGH"}}], "credits": [{"lang": "en", "type": "finder", "value": "Fernando Bortotti"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "Vulnogram 0.1.0-dev"}}, "adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-7819", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2026-05-11T16:05:59.150165Z"}}}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-61", "description": "CWE-61 UNIX Symbolic Link (Symlink) Following"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-05-11T16:05:33.754Z"}}]}}

{"affected": [{"affectedData": [{"defaultStatus": "affected", "modules": ["File Manager"], "product": "pgAdmin 4", "programFiles": ["https://github.com/pgadmin-org/pgadmin4/blob/master/web/pgadmin/misc/file_manager/__init__.py"], "repo": "https://github.com/pgadmin-org/pgadmin4", "vendor": "pgadmin.org", "versions": [{"lessThan": "9.15", "status": "affected", "version": "0", "versionType": "custom"}]}], "source": "f86ef6dc-4d3a-42ad-8f28-e6d5547a5007"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:pgadmin:pgadmin_4:*:*:*:*:*:postgresql:*:*", "matchCriteriaId": "E4868FB7-72D2-466C-B535-DD5CF92A8D5F", "versionEndExcluding": "9.15", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Symbolic-link path traversal (CWE-61, CWE-22) in pgAdmin 4 File Manager.\n\ncheck_access_permission used os.path.abspath, which resolves '..' but does not resolve symbolic links, while the subsequent kernel write follows symlinks. An authenticated user could plant a symbolic link inside their own storage directory pointing outside it and induce pgAdmin to write to any path reachable by the pgAdmin process.\n\nFix switches the access check to os.path.realpath for both source and destination, and adds an _open_upload_target helper that opens the target with O_NOFOLLOW (mode 0o600) to close the leaf-component TOCTOU between the access check and the open. File mode is hardened from 0o644 to 0o600.\n\nThis issue affects pgAdmin 4: before 9.15."}, {"lang": "es", "value": "Salto de ruta mediante enlace simb\u00f3lico (CWE-61, CWE-22) en el Administrador de Archivos de pgAdmin 4.\n\ncheck_access_permission utiliz\u00f3 os.path.abspath, que resuelve \u2019..\u2019 pero no resuelve enlaces simb\u00f3licos, mientras que la escritura posterior del kernel sigue los enlaces simb\u00f3licos. Un usuario autenticado podr\u00eda colocar un enlace simb\u00f3lico dentro de su propio directorio de almacenamiento apuntando fuera de este e inducir a pgAdmin a escribir en cualquier ruta accesible por el proceso de pgAdmin.\n\nLa soluci\u00f3n cambia la verificaci\u00f3n de acceso a os.path.realpath tanto para el origen como para el destino, y a\u00f1ade una funci\u00f3n auxiliar _open_upload_target que abre el destino con O_NOFOLLOW (modo 0o600) para cerrar el TOCTOU de componente hoja entre la verificaci\u00f3n de acceso y la apertura. El modo de archivo se refuerza de 0o644 a 0o600.\n\nEste problema afecta a pgAdmin 4: versiones anteriores a la 9.15."}], "id": "CVE-2026-7819", "lastModified": "2026-10-26T18:10:00.173", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.2, "source": "f86ef6dc-4d3a-42ad-8f28-e6d5547a5007", "type": "Secondary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 7.2, "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": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/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": "NONE", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "f86ef6dc-4d3a-42ad-8f28-e6d5547a5007", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-7819", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-05-11T16:05:59.150165Z", "version": "2.0.3"}}]}, "published": "2026-05-11T16:17:39.113", "references": [{"source": "f86ef6dc-4d3a-42ad-8f28-e6d5547a5007", "tags": ["Issue Tracking", "Patch", "Vendor Advisory"], "url": "https://github.com/pgadmin-org/pgadmin4/issues/9902"}], "sourceIdentifier": "f86ef6dc-4d3a-42ad-8f28-e6d5547a5007", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-61"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,9.15)"}}], "enrichment": {"confidence": 89.0, "confidence_source": "matching", "scores": [{"score": 89.0, "source": "matching"}]}, "original": {"product": "pgAdmin 4", "source": "cna", "vendor": "pgadmin.org"}, "product": "pgadmin_4", "vendor": "pgadmin"}], "created": "2026-05-11T17:00:15.796609+00:00", "updated": "2026-05-12T09:00:06.434882+00:00", "vendors": ["pgadmin", "pgadmin$PRODUCT$pgadmin_4"]}