{"id":"CVE-2026-51853","title":"agent-zero 1.7, 1.8, 1.9, and 1.10 is vulnerable to Directory Traversal in python/helpers/file_browser.py:FileBrowser.__init__","summary":"agent-zero 1.7, 1.8, 1.9, and 1.10 is vulnerable to Directory Traversal in python/helpers/file_browser.py:FileBrowser.__init__. The FileBrowser class initializes with the host root directory as the workspace, allowing the agent to access…","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","cwe":["CWE-22"],"published":"2026-09-30","updated":"2026-10-01","sourceUpdated":"2026-10-01T19:17:20.613","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-51853","references":[{"url":"https://gist.github.com/Ro1ME/4fe09fc7f94c9c0b10c8b6198a70e920","label":"cve@mitre.org"},{"url":"https://github.com/agent0ai/agent-zero/issues/1539","label":"cve@mitre.org"},{"url":"https://github.com/agent0ai/agent-zero/issues/1539","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"tags":["nvd","cve.org","exploit-available"],"exploitAvailable":true,"ssvc":{"exploitation":"poc","automatable":"yes","technicalImpact":"partial","timestamp":"2026-10-01T18:49:42.875134Z"},"epss":0.00332,"epssPercentile":0.23978,"ingestedAt":"2026-09-30T21:25:07.841Z","slug":"CVE-2026-51853","body":"## Overview\n\nagent-zero 1.7, 1.8, 1.9, and 1.10 is vulnerable to Directory Traversal in python/helpers/file_browser.py:FileBrowser.__init__. The FileBrowser class initializes with the host root directory as the workspace, allowing the agent to access any file on the system without restriction.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":53,"depthScoreParts":{"impact":41.3,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[{"seq":214637,"id":"CVE-2026-51853","ts":1790884778663,"field":"exploit_available","old":"false","new":"true"},{"seq":214636,"id":"CVE-2026-51853","ts":1790884778663,"field":"cvss","old":null,"new":"7.5"},{"seq":214635,"id":"CVE-2026-51853","ts":1790884778663,"field":"severity","old":"none","new":"high"}]}