{"id":"CVE-2026-40503","title":"OpenHarness Path Traversal Information Disclosure via /memory show","summary":"OpenHarness prior to commit dd1d235 contains a path traversal vulnerability that allows remote gateway users with chat access to read arbitrary files by supplying path traversal sequences to the /memory show slash command. Attackers can …","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":"HKUDS","product":"OpenHarness","affected":["OpenHarness < dd1d235450dd987b20bff01b7bfb02fe8620a0af"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-04-16T13:40:58.633483Z"},"published":"2026-04-16","updated":"2026-11-08","sourceUpdated":"2026-11-08T14:02:49.847Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-40503","references":[{"url":"https://github.com/HKUDS/OpenHarness/pull/127"},{"url":"https://github.com/HKUDS/OpenHarness/commit/dd1d235450dd987b20bff01b7bfb02fe8620a0af"},{"url":"https://www.vulncheck.com/advisories/openharness-path-traversal-information-disclosure-via-memory-show"}],"tags":["cve.org"],"epss":0.00414,"epssPercentile":0.35953,"ingestedAt":"2026-11-08T14:51:22.443Z","slug":"CVE-2026-40503","body":"## Overview\n\nOpenHarness prior to commit dd1d235 contains a path traversal vulnerability that allows remote gateway users with chat access to read arbitrary files by supplying path traversal sequences to the /memory show slash command. Attackers can manipulate the path input parameter to escape the project memory directory and access sensitive files accessible to the OpenHarness process without filesystem containment validation.\n\n## Affected\n\n- `OpenHarness < dd1d235450dd987b20bff01b7bfb02fe8620a0af`\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":[]}