{"id":"CVE-2026-82637","state":"PUBLISHED","title":"browser-use web-ui 2.0.0 through 3.0.0 Arbitrary Directory Creation","description":"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.","publishedAt":"2026-08-30T13:23:37.621Z","updatedAt":"2026-09-24T14:20:32.853Z","severity":{"score":6.9,"label":"Medium","version":"4.0","vector":"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","source":"VulnCheck"},"assigner":"VulnCheck","products":["browser-use web-ui"],"affected":[{"vendor":"browser-use","product":"web-ui","packageURL":"pkg:github/browser-use/web-ui","defaultStatus":"unaffected","versions":[{"version":"2.0.0","status":"affected","lessThanOrEqual":"3.0.0","versionType":"semver"}]}],"references":["https://github.com/browser-use/web-ui/issues/737","https://github.com/browser-use/web-ui","https://github.com/browser-use/web-ui/blob/v3.0.0/src/webui/components/browser_use_agent_tab.py","https://www.vulncheck.com/advisories/browser-use-web-ui-2.0.0-through-3.0.0-arbitrary-directory-creation"],"weaknesses":["CWE-73"],"ingestedAt":"2026-10-29T20:13:15.269Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/82xxx/CVE-2026-82637.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-82637","state":"PUBLISHED","datePublished":"2026-08-30T13:23:37.621Z","dateUpdated":"2026-09-24T14:20:32.853Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2026-08-30T13:05:51.680Z"},"containers":{"cna":{"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."}],"affected":[{"vendor":"browser-use","product":"web-ui","packageURL":"pkg:github/browser-use/web-ui","defaultStatus":"unaffected","versions":[{"version":"2.0.0","status":"affected","lessThanOrEqual":"3.0.0","versionType":"semver"}]}],"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"]},{"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"]}],"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"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-73","lang":"en","description":"External Control of File Name or Path","type":"CWE"}]}],"providerMetadata":{"shortName":"VulnCheck","orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateUpdated":"2026-09-24T14:20:32.853Z"},"datePublic":"2026-07-05T00:00:00.000Z","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"}]}]}],"credits":[{"lang":"en","value":"George Chen","type":"finder"}],"x_generator":{"engine":"vulncheck-endgame"}},"adp":[{"title":"CISA ADP Vulnrichment","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"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-09-02T17:45:56.903Z"}}]}}}