{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-22677", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-01-08T19:04:26.365Z", "datePublished": "2026-05-13T19:08:02.790Z", "dateUpdated": "2026-07-14T15:53:28.060Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-07-14T15:53:28.060Z" }, "datePublic": "2026-05-10T00:00:00.000Z", "title": "Hermes WebUI < 0.51.44 Path Traversal via Session Import Endpoint", "descriptions": [ { "lang": "en", "value": "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. 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." } ], "problemTypes": [ { "descriptions": [ { "lang": "en", "cweId": "CWE-22", "description": "Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')", "type": "CWE" } ] } ], "affected": [ { "defaultStatus": "affected", "packageURL": "pkg:github/nesquena/hermes-webui", "vendor": "nesquena", "product": "hermes-webui", "repo": "https://github.com/nesquena/hermes-webui", "versions": [ { "status": "affected", "version": "0", "versionType": "semver", "lessThan": "0.51.44" }, { "status": "unaffected", "version": "f00cb74f776f22f02f5eb6b39dfb389f87cc7fd3", "versionType": "git" } ] } ], "cpeApplicability": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:get-hermes:hermes_web_ui:*:*:*:*:*:*:*:*", "versionEndExcluding": "0.51.44" } ] } ] } ], "metrics": [ { "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ], "cvssV4_0": { "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "privilegesRequired": "LOW", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "subConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "subIntegrityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "subAvailabilityImpact": "NONE", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "version": "4.0", "baseSeverity": "MEDIUM", "baseScore": 6, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N" } }, { "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ], "cvssV3_1": { "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "availabilityImpact": "NONE", "version": "3.1", "baseSeverity": "MEDIUM", "baseScore": 6.5, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N" } } ], "references": [ { "url": "https://github.com/nesquena/hermes-webui/releases/tag/v0.51.44", "tags": [ "release-notes" ] }, { "url": "https://github.com/nesquena/hermes-webui/pull/2048", "tags": [ "issue-tracking" ] }, { "url": "https://github.com/nesquena/hermes-webui/commit/f00cb74f776f22f02f5eb6b39dfb389f87cc7fd3", "tags": [ "patch" ] }, { "url": "https://www.vulncheck.com/advisories/hermes-webui-path-traversal-via-session-import-endpoint", "tags": [ "third-party-advisory" ] } ], "credits": [ { "lang": "en", "value": "Chia Min Jun Lennon", "type": "finder" } ], "x_generator": { "engine": "vulncheck" }, "tags": [ "x_open-source" ], "source": { "discovery": "UNKNOWN" } }, "adp": [ { "references": [ { "url": "https://github.com/nesquena/hermes-webui/pull/2048", "tags": [ "exploit" ] } ], "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-05-14T12:45:26.899359Z", "id": "CVE-2026-22677", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "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": "2026-05-14T12:45:32.529Z" } } ] } }