CVE-2026-82637

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-82637", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-08-30T13:05:51.680Z", "datePublished": "2026-08-30T13:23:37.621Z", "dateUpdated": "2026-09-24T14:20:32.853Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-09-24T14:20:32.853Z"}, "datePublic": "2026-07-05T00:00:00.000Z", "title": "browser-use web-ui 2.0.0 through 3.0.0 Arbitrary Directory Creation", "descriptions": [{"lang": "en", "value": "browser-use web-ui versions 2.0.0 through 3.0.0 fail to validate browser settings paths in run_agent_task, allowing attackers to create directories at arbitrary locations by supplying absolute paths to save_recording_path, save_trace_path, save_agent_history_path, or save_download_path parameters. Attackers can exploit this via the unauthenticated Gradio interface to create directories anywhere the root-running container has write access."}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "External Control of File Name or Path", "cweId": "CWE-73", "type": "CWE"}]}], "affected": [{"vendor": "browser-use", "product": "web-ui", "defaultStatus": "unaffected", "packageURL": "pkg:github/browser-use/web-ui", "versions": [{"version": "2.0.0", "lessThanOrEqual": "3.0.0", "status": "affected", "versionType": "semver"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:browser-use:browser_use:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.0.0", "versionEndIncluding": "3.0.0"}]}]}], "metrics": [{"format": "CVSS", "cvssV4_0": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "LOW", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "baseScore": 6.9, "baseSeverity": "MEDIUM"}}, {"format": "CVSS", "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "availabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM"}}], "references": [{"url": "https://github.com/browser-use/web-ui/issues/737", "tags": ["issue-tracking"], "name": "GitHub Issue #737"}, {"url": "https://github.com/browser-use/web-ui", "tags": ["product"]}, {"url": "https://github.com/browser-use/web-ui/blob/v3.0.0/src/webui/components/browser_use_agent_tab.py", "tags": ["technical-description"]}, {"name": "VulnCheck Advisory: browser-use web-ui 2.0.0 through 3.0.0 Arbitrary Directory Creation", "tags": ["third-party-advisory"], "url": "https://www.vulncheck.com/advisories/browser-use-web-ui-2.0.0-through-3.0.0-arbitrary-directory-creation"}], "credits": [{"lang": "en", "value": "George Chen", "type": "finder"}], "x_generator": {"engine": "vulncheck-endgame"}}, "adp": [{"references": [{"url": "https://github.com/browser-use/web-ui/issues/737", "tags": ["exploit"]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-09-02T17:45:47.233344Z", "id": "CVE-2026-82637", "options": [{"Exploitation": "poc"}, {"Automatable": "yes"}, {"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": "2026-09-02T17:45:56.903Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-82637", "role": "CISA Coordinator", "options": [{"Exploitation": "poc"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-09-02T17:45:47.233344Z"}}}], "references": [{"url": "https://github.com/browser-use/web-ui/issues/737", "tags": ["exploit"]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-02T17:45:32.931Z"}}], "cna": {"title": "browser-use web-ui 2.0.0 through 3.0.0 Arbitrary Directory Creation", "credits": [{"lang": "en", "type": "finder", "value": "George Chen"}], "metrics": [{"format": "CVSS", "cvssV4_0": {"version": "4.0", "baseScore": 6.9, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "LOW", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "NONE"}}, {"format": "CVSS", "cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}}], "affected": [{"vendor": "browser-use", "product": "web-ui", "versions": [{"status": "affected", "version": "2.0.0", "versionType": "semver", "lessThanOrEqual": "3.0.0"}], "packageURL": "pkg:github/browser-use/web-ui", "defaultStatus": "unaffected"}], "datePublic": "2026-07-05T00:00:00.000Z", "references": [{"url": "https://github.com/browser-use/web-ui/issues/737", "name": "GitHub Issue #737", "tags": ["issue-tracking"]}, {"url": "https://github.com/browser-use/web-ui", "tags": ["product"]}, {"url": "https://github.com/browser-use/web-ui/blob/v3.0.0/src/webui/components/browser_use_agent_tab.py", "tags": ["technical-description"]}, {"url": "https://www.vulncheck.com/advisories/browser-use-web-ui-2.0.0-through-3.0.0-arbitrary-directory-creation", "name": "VulnCheck Advisory: browser-use web-ui 2.0.0 through 3.0.0 Arbitrary Directory Creation", "tags": ["third-party-advisory"]}], "x_generator": {"engine": "vulncheck-endgame"}, "descriptions": [{"lang": "en", "value": "browser-use web-ui versions 2.0.0 through 3.0.0 fail to validate browser settings paths in run_agent_task, allowing attackers to create directories at arbitrary locations by supplying absolute paths to save_recording_path, save_trace_path, save_agent_history_path, or save_download_path parameters. Attackers can exploit this via the unauthenticated Gradio interface to create directories anywhere the root-running container has write access."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-73", "description": "External Control of File Name or Path"}]}], "cpeApplicability": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:browser-use:browser_use:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndIncluding": "3.0.0", "versionStartIncluding": "2.0.0"}], "operator": "OR"}]}], "providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-09-24T14:20:32.853Z"}}}, "cveMetadata": {"cveId": "CVE-2026-82637", "state": "PUBLISHED", "dateUpdated": "2026-09-24T14:20:32.853Z", "dateReserved": "2026-08-30T13:05:51.680Z", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "datePublished": "2026-08-30T13:23:37.621Z", "assignerShortName": "VulnCheck"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "packageURL": "pkg:github/browser-use/web-ui", "product": "web-ui", "vendor": "browser-use", "versions": [{"lessThanOrEqual": "3.0.0", "status": "affected", "version": "2.0.0", "versionType": "semver"}]}], "source": "disclosure@vulncheck.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "browser-use web-ui versions 2.0.0 through 3.0.0 fail to validate browser settings paths in run_agent_task, allowing attackers to create directories at arbitrary locations by supplying absolute paths to save_recording_path, save_trace_path, save_agent_history_path, or save_download_path parameters. Attackers can exploit this via the unauthenticated Gradio interface to create directories anywhere the root-running container has write access."}], "id": "CVE-2026-82637", "lastModified": "2026-09-02T18:21:27.743", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "disclosure@vulncheck.com", "type": "Secondary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 6.9, "baseSeverity": "MEDIUM", "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": "NONE", "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:N/UI:N/VC:N/VI:L/VA:N/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": "NONE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "LOW", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "disclosure@vulncheck.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-82637", "options": [{"exploitation": "poc"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-09-02T17:45:47.233344Z", "version": "2.0.3"}}]}, "published": "2026-08-30T14:17:03.470", "references": [{"source": "disclosure@vulncheck.com", "url": "https://github.com/browser-use/web-ui"}, {"source": "disclosure@vulncheck.com", "url": "https://github.com/browser-use/web-ui/blob/v3.0.0/src/webui/components/browser_use_agent_tab.py"}, {"source": "disclosure@vulncheck.com", "url": "https://github.com/browser-use/web-ui/issues/737"}, {"source": "disclosure@vulncheck.com", "url": "https://www.vulncheck.com/advisories/browser-use-web-ui-2.0.0-through-3.0.0-arbitrary-directory-creation"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "url": "https://github.com/browser-use/web-ui/issues/737"}], "sourceIdentifier": "disclosure@vulncheck.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-73"}], "source": "disclosure@vulncheck.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[2.0.0,3.0.0]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "web-ui", "source": "cna", "vendor": "browser-use"}, "product": "web-ui", "vendor": "browser-use"}], "created": "2026-08-30T15:15:04.464600+00:00", "updated": "2026-08-31T21:22:45.116174+00:00", "vendors": ["browser-use", "browser-use$PRODUCT$web-ui"]}