{"id":"CVE-2026-22677","title":"Hermes WebUI < 0.51.44 Path Traversal via Session Import Endpoint","summary":"Hermes WebUI prior to 0.51.44 contains a path traversal vulnerability in the session import endpoint that allows authenticated attackers to read arbitrary files by importing a crafted session with an unrestricted workspace value. Attacke…","severity":"medium","cvss":6.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","cvssSource":"cna","cwe":["CWE-22"],"vendor":"nesquena","product":"hermes-webui","affected":["hermes-webui < 0.51.44"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-05-14T12:45:26.899359Z"},"published":"2026-05-13","updated":"2026-11-08","sourceUpdated":"2026-11-08T14:01:18.590Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-22677","references":[{"url":"https://github.com/nesquena/hermes-webui/releases/tag/v0.51.44","label":"hermes-webui 0.51.44 Release Notes"},{"url":"https://github.com/nesquena/hermes-webui/pull/2048"},{"url":"https://github.com/nesquena/hermes-webui/commit/f00cb74f776f22f02f5eb6b39dfb389f87cc7fd3"},{"url":"https://www.vulncheck.com/advisories/hermes-webui-path-traversal-via-session-import-endpoint"}],"tags":["cve.org"],"epss":0.00376,"epssPercentile":0.31794,"ingestedAt":"2026-11-08T14:51:22.474Z","slug":"CVE-2026-22677","body":"## Overview\n\nHermes WebUI prior to 0.51.44 contains a path traversal vulnerability in the session import endpoint that allows authenticated attackers to read arbitrary files by importing a crafted session with an unrestricted workspace value. Attackers can supply a blocked filesystem root in the workspace field and subsequently use relative paths in the session file API to access any file readable by the WebUI process.\n\n## Affected\n\n- `hermes-webui < 0.51.44`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":36,"depthScoreParts":{"impact":35.8,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}