{"id":"CVE-2026-51852","title":"agent-zero 1.7, 1.8, 1.9, and 1.10 is vulnerable to Directory Traversal in python/helpers/file_browser.py:FileBrowser.save_file_b64","summary":"agent-zero 1.7, 1.8, 1.9, and 1.10 is vulnerable to Directory Traversal in python/helpers/file_browser.py:FileBrowser.save_file_b64. The save_file_b64 method accepts user-controlled file paths without normalization or validation, allowin…","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":"2026-10-07","sourceUpdated":"2026-10-07T16:17:48.410","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-51852","references":[{"url":"https://gist.github.com/Ro1ME/13af0869833757245685d2d390458664","label":"cve@mitre.org"},{"url":"https://github.com/agent0ai/agent-zero/issues/1540","label":"cve@mitre.org"},{"url":"https://gist.github.com/Ro1ME/13af0869833757245685d2d390458664","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"},{"url":"https://github.com/agent0ai/agent-zero/issues/1540","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"tags":["nvd","cve.org","exploit-available"],"exploitAvailable":true,"ssvc":{"exploitation":"poc","automatable":"yes","technicalImpact":"partial","timestamp":"2026-10-07T15:47:13.233342Z"},"epss":0.00771,"epssPercentile":0.55457,"ingestedAt":"2026-09-30T21:25:07.841Z","slug":"CVE-2026-51852","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.save_file_b64. The save_file_b64 method accepts user-controlled file paths without normalization or validation, allowing path traversal attacks.\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":0.2,"exploitation":12,"ransomware":0},"changes":[{"seq":217581,"id":"CVE-2026-51852","ts":1791391147837,"field":"exploit_available","old":"false","new":"true"},{"seq":217580,"id":"CVE-2026-51852","ts":1791391147837,"field":"cvss","old":null,"new":"7.5"},{"seq":217579,"id":"CVE-2026-51852","ts":1791391147837,"field":"severity","old":"none","new":"high"}]}