{"id":"CVE-2026-28457","aliases":["EUVD-2026-9905","GHSA-xw4p-pw82-hqr7"],"status":"published","title":"OpenClaw \u003c 2026.2.14 - Path Traversal in Sandbox Skill Mirroring via Name Parameter","description":"OpenClaw versions prior to 2026.2.14 contain a path traversal vulnerability in sandbox skill mirroring (must be enabled) that uses the skill frontmatter name parameter unsanitized when copying skills into the sandbox workspace. Attackers who provide a crafted skill package with traversal sequences like ../ or absolute paths in the name field can write files outside the sandbox workspace root directory.","severity":{"version":"4.0","score":5.6,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00159,"percentile":0.0514,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-22"],"published":"2026-03-02T22:51:51Z","modified":"2026-11-11T10:30:51Z","fixes":[{"ecosystem":"npm","package":"openclaw","fixed_in":["2026.2.14"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"openclaw","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2026.2.14"}]}]},{"source":"osv","ecosystem":"npm","package":"openclaw","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2026.2.14"}]}]}],"products":[{"vendor":"openclaw","product":"openclaw"}],"references":[{"url":"https://github.com/openclaw/openclaw/security/advisories/GHSA-xw4p-pw82-hqr7","tags":["vendor-advisory","Patch","Vendor Advisory","advisory","web"]},{"url":"https://github.com/openclaw/openclaw/commit/3eb6a31b6fcf8268456988bfa8e3637d373438c2","tags":["patch","Patch","fix","web"]},{"url":"https://www.vulncheck.com/advisories/openclaw-path-traversal-in-sandbox-skill-mirroring-via-name-parameter","tags":["third-party-advisory","Third Party Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-28457","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-xw4p-pw82-hqr7"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/28xxx/CVE-2026-28457.json","tags":["advisory"]},{"url":"https://github.com/openclaw/openclaw","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-28457","title":"OpenClaw \u003c 2026.2.14 - Path Traversal in Sandbox Skill Mirroring via Name Parameter","description":"OpenClaw versions prior to 2026.2.14 contain a path traversal vulnerability in sandbox skill mirroring (must be enabled) that uses the skill frontmatter name parameter unsanitized when copying skills into the sandbox workspace. Attackers who provide a crafted skill package with traversal sequences like ../ or absolute paths in the name field can write files outside the sandbox workspace root directory.","status":"published","published":"2026-03-05T21:59:34.867Z","modified":"2026-03-09T17:10:45.115Z","cvss":[{"version":"4.0","score":5.6,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"},{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:L","level":"medium","assessor":"cna"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:20:01.969981Z"}],"euvd":[{"id":"EUVD-2026-9905","description":"OpenClaw versions prior to 2026.2.14 contain a path traversal vulnerability in sandbox skill mirroring (must be enabled) that uses the skill frontmatter name parameter unsanitized when copying skills into the sandbox workspace. Attackers who provide a crafted skill package with traversal sequences like ../ or absolute paths in the name field can write files outside the sandbox workspace root directory.","status":"published","published":"2026-03-05T21:59:34Z","modified":"2026-03-09T17:10:45Z","cvss":[{"version":"4.0","score":5.6,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T19:48:07.128863Z"}],"ghsa":[{"id":"GHSA-xw4p-pw82-hqr7","title":"OpenClaw's sandbox skill mirroring path traversal vulnerability could write outside the sandbox workspace","description":"## Overview\n\nIn affected versions, OpenClaw’s sandbox skill mirroring used the skill’s frontmatter `name` as part of the destination path when copying skills into the sandbox workspace. A crafted skill name containing traversal segments (for example `../`) or an absolute path could cause the copy to write outside `\u003csandbox_workspace\u003e/skills/`.\n\n## Impact\n\n- Files may be written outside the sandbox workspace root (within the permissions of the user running OpenClaw).\n\n## Attack Requirements\n\n- Attacker can provide a skill package (controls `SKILL.md` frontmatter).\n- Victim runs with sandbox enabled and skill mirroring into the sandbox workspace.\n\n## Affected Packages / Versions\n\n- `openclaw` (npm): `\u003c 2026.2.14`\n\n## Fixed In\n\n- `openclaw` (npm): `\u003e= 2026.2.14`\n\n## Fix Commit(s)\n\n- 3eb6a31b6fcf8268456988bfa8e3637d373438c2\n\nOpenClaw thanks @1seal for reporting.","status":"published","published":"2026-03-02T22:51:51Z","modified":"2026-03-06T01:05:35Z","cvss":[{"version":"4.0","score":5.7,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N","level":"medium"},{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:L","level":"high"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:39:32.329372Z"}],"nvd":[{"id":"CVE-2026-28457","description":"OpenClaw versions prior to 2026.2.14 contain a path traversal vulnerability in sandbox skill mirroring (must be enabled) that uses the skill frontmatter name parameter unsanitized when copying skills into the sandbox workspace. Attackers who provide a crafted skill package with traversal sequences like ../ or absolute paths in the name field can write files outside the sandbox workspace root directory.","status":"published","published":"2026-03-05T22:16:18.227Z","modified":"2026-06-17T10:28:40.553Z","cvss":[{"version":"4.0","score":5.7,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"},{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:L","level":"medium","assessor":"secondary"},{"version":"3.1","score":7.9,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:N/I:H/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:12:07.852448Z"}],"osv":[{"id":"CVE-2026-28457","title":"OpenClaw \u003c 2026.2.14 - Path Traversal in Sandbox Skill Mirroring via Name Parameter","description":"OpenClaw versions prior to 2026.2.14 contain a path traversal vulnerability in sandbox skill mirroring (must be enabled) that uses the skill frontmatter name parameter unsanitized when copying skills into the sandbox workspace. Attackers who provide a crafted skill package with traversal sequences like ../ or absolute paths in the name field can write files outside the sandbox workspace root directory.","status":"published","published":"2026-03-05T21:59:34.867Z","modified":"2026-11-11T10:30:51.3911168Z","cvss":[{"version":"4.0","score":5.6,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-22"],"updated_at":"2026-11-11T11:06:43.350251Z"},{"id":"GHSA-xw4p-pw82-hqr7","title":"OpenClaw's sandbox skill mirroring path traversal vulnerability could write outside the sandbox workspace","description":"## Overview\n\nIn affected versions, OpenClaw’s sandbox skill mirroring used the skill’s frontmatter `name` as part of the destination path when copying skills into the sandbox workspace. A crafted skill name containing traversal segments (for example `../`) or an absolute path could cause the copy to write outside `\u003csandbox_workspace\u003e/skills/`.\n\n## Impact\n\n- Files may be written outside the sandbox workspace root (within the permissions of the user running OpenClaw).\n\n## Attack Requirements\n\n- Attacker can provide a skill package (controls `SKILL.md` frontmatter).\n- Victim runs with sandbox enabled and skill mirroring into the sandbox workspace.\n\n## Affected Packages / Versions\n\n- `openclaw` (npm): `\u003c 2026.2.14`\n\n## Fixed In\n\n- `openclaw` (npm): `\u003e= 2026.2.14`\n\n## Fix Commit(s)\n\n- 3eb6a31b6fcf8268456988bfa8e3637d373438c2\n\nOpenClaw thanks @1seal for reporting.","status":"published","published":"2026-03-02T22:51:51Z","modified":"2026-03-06T01:16:30.479643Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:L","level":"high"},{"version":"4.0","score":5.6,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T15:47:00.604718Z"}]}}