{"id":"CVE-2026-41335","aliases":["EUVD-2026-25319","GHSA-fjm8-mgc9-mf65","GHSA-hr8g-2q7x-3f4w"],"status":"published","title":"OpenClaw \u003c 2026.3.31 - Information Disclosure via Control UI Bootstrap JSON","description":"OpenClaw before 2026.3.31 contains an information disclosure vulnerability in the Control Interface bootstrap JSON that exposes version and assistant agent identifiers. Attackers can extract sensitive fingerprinting information from the Control UI bootstrap payload to identify system versions and agent configurations.","severity":{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00297,"percentile":0.22563,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-200","CWE-497"],"published":"2026-04-03T03:02:37Z","modified":"2026-10-28T02:30:26Z","fixes":[{"ecosystem":"npm","package":"openclaw","fixed_in":["2026.3.31"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"openclaw","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"2026.3.28"},{"fixed":"2026.3.31"}]}]},{"source":"osv","ecosystem":"npm","package":"openclaw","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2026.3.31"}]}]}],"products":[{"vendor":"openclaw","product":"openclaw"}],"references":[{"url":"https://github.com/openclaw/openclaw/security/advisories/GHSA-hr8g-2q7x-3f4w","tags":["vendor-advisory","Vendor Advisory","advisory","web"]},{"url":"https://github.com/openclaw/openclaw/commit/c5c10adc022f42eb75ebb3bf364dd607738683b3","tags":["patch","Patch","fix","web"]},{"url":"https://www.vulncheck.com/advisories/openclaw-information-disclosure-via-control-ui-bootstrap-json","tags":["third-party-advisory","Third Party Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-41335","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-fjm8-mgc9-mf65"},{"url":"https://github.com/openclaw/openclaw/releases/tag/v2026.3.31","tags":["web"]},{"url":"https://github.com/advisories/GHSA-hr8g-2q7x-3f4w"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/41xxx/CVE-2026-41335.json","tags":["advisory"]},{"url":"https://github.com/openclaw/openclaw","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-41335","title":"OpenClaw \u003c 2026.3.31 - Information Disclosure via Control UI Bootstrap JSON","description":"OpenClaw before 2026.3.31 contains an information disclosure vulnerability in the Control Interface bootstrap JSON that exposes version and assistant agent identifiers. Attackers can extract sensitive fingerprinting information from the Control UI bootstrap payload to identify system versions and agent configurations.","status":"published","published":"2026-04-23T21:57:55.283Z","modified":"2026-04-25T01:33:10.688Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"},{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-497"],"updated_at":"2026-11-02T13:41:08.498858Z"}],"euvd":[{"id":"EUVD-2026-25319","description":"OpenClaw before 2026.3.31 contains an information disclosure vulnerability in the Control Interface bootstrap JSON that exposes version and assistant agent identifiers. Attackers can extract sensitive fingerprinting information from the Control UI bootstrap payload to identify system versions and agent configurations.","status":"published","published":"2026-04-23T21:57:55Z","modified":"2026-04-25T01:33:10Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T19:24:18.224827Z"}],"ghsa":[{"id":"GHSA-fjm8-mgc9-mf65","title":"Duplicate Advisory: OpenClaw Has a Gateway Control Interface Information Disclosure Vulnerability","description":"### Duplicate Advisory\nThis advisory has been withdrawn because it is a duplicate of GHSA-hr8g-2q7x-3f4w. This link is maintained to preserve external references.\n\n### Original Description\nOpenClaw before 2026.3.31 contains an information disclosure vulnerability in the Control Interface bootstrap JSON that exposes version and assistant agent identifiers. Attackers can extract sensitive fingerprinting information from the Control UI bootstrap payload to identify system versions and agent configurations.","status":"withdrawn","published":"2026-04-24T00:31:51Z","modified":"2026-05-04T21:52:07Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium"},{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"cwes":["CWE-497"],"updated_at":"2026-11-02T14:40:00.970271Z"},{"id":"GHSA-hr8g-2q7x-3f4w","title":"OpenClaw Has a Gateway Control Interface Information Disclosure Vulnerability","description":"## Summary\nOpenClaw Gateway Control Interface Information Disclosure Vulnerability\n\n## Current Maintainer Triage\n- Status: narrow\n- Normalized severity: low\n- Assessment: Released Control UI bootstrap JSON did expose version and assistant agent id, but that is low-severity fingerprinting or info disclosure only; unreleased c5c10adc trims the payload.\n\n## Affected Packages / Versions\n- Package: `openclaw` (npm)\n- Latest published npm version: `2026.3.31`\n- Vulnerable version range: `\u003c=2026.3.28`\n- Patched versions: `\u003e= 2026.3.31`\n- First stable tag containing the fix: `v2026.3.31`\n\n## Fix Commit(s)\n- `c5c10adc022f42eb75ebb3bf364dd607738683b3` — 2026-03-30T15:08:19+01:00\n\nOpenClaw thanks @topsec-bunney for reporting.","status":"published","published":"2026-04-03T03:02:37Z","modified":"2026-05-06T23:22:22Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:40:02.883746Z"}],"nvd":[{"id":"CVE-2026-41335","description":"OpenClaw before 2026.3.31 contains an information disclosure vulnerability in the Control Interface bootstrap JSON that exposes version and assistant agent identifiers. Attackers can extract sensitive fingerprinting information from the Control UI bootstrap payload to identify system versions and agent configurations.","status":"published","published":"2026-04-23T22:16:39.43Z","modified":"2026-06-17T10:46:31.887Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/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":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-497"],"updated_at":"2026-11-02T14:12:15.867234Z"}],"osv":[{"id":"CVE-2026-41335","title":"OpenClaw \u003c 2026.3.31 - Information Disclosure via Control UI Bootstrap JSON","description":"OpenClaw before 2026.3.31 contains an information disclosure vulnerability in the Control Interface bootstrap JSON that exposes version and assistant agent identifiers. Attackers can extract sensitive fingerprinting information from the Control UI bootstrap payload to identify system versions and agent configurations.","status":"published","published":"2026-04-23T21:57:55.283Z","modified":"2026-10-28T02:30:26.752735152Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-497"],"updated_at":"2026-11-02T15:45:03.764807Z"},{"id":"GHSA-fjm8-mgc9-mf65","title":"Duplicate Advisory: OpenClaw Has a Gateway Control Interface Information Disclosure Vulnerability","description":"### Duplicate Advisory\nThis advisory has been withdrawn because it is a duplicate of GHSA-hr8g-2q7x-3f4w. This link is maintained to preserve external references.\n\n### Original Description\nOpenClaw before 2026.3.31 contains an information disclosure vulnerability in the Control Interface bootstrap JSON that exposes version and assistant agent identifiers. Attackers can extract sensitive fingerprinting information from the Control UI bootstrap payload to identify system versions and agent configurations.","status":"withdrawn","published":"2026-04-24T00:31:51Z","modified":"2026-05-05T16:06:20.019865Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"},{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-497"],"updated_at":"2026-11-02T15:46:46.39441Z"},{"id":"GHSA-hr8g-2q7x-3f4w","title":"OpenClaw Has a Gateway Control Interface Information Disclosure Vulnerability","description":"## Summary\nOpenClaw Gateway Control Interface Information Disclosure Vulnerability\n\n## Current Maintainer Triage\n- Status: narrow\n- Normalized severity: low\n- Assessment: Released Control UI bootstrap JSON did expose version and assistant agent id, but that is low-severity fingerprinting or info disclosure only; unreleased c5c10adc trims the payload.\n\n## Affected Packages / Versions\n- Package: `openclaw` (npm)\n- Latest published npm version: `2026.3.31`\n- Vulnerable version range: `\u003c=2026.3.28`\n- Patched versions: `\u003e= 2026.3.31`\n- First stable tag containing the fix: `v2026.3.31`\n\n## Fix Commit(s)\n- `c5c10adc022f42eb75ebb3bf364dd607738683b3` — 2026-03-30T15:08:19+01:00\n\nOpenClaw thanks @topsec-bunney for reporting.","status":"published","published":"2026-04-03T03:02:37Z","modified":"2026-05-06T23:41:28.47617Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T15:46:49.621585Z"}]}}