OpenClaw versions prior to 2026.2.26 server-http contains an authentication bypass vulnerability in gateway authentication for plugin channel endpoints due to path canonicalization mismatch between the gateway guard and plugin handler routing. Attackers can bypass authentication by sending requests with alternative path encodings to access protected plugin channel APIs without proper gateway authentication.
CVE-2026-32031
This medium-severity CVE scores 4.8 under the CNA's CVSS (NVD's own analysis pending). EPSS exploit probability: 0.2%, top 91% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
- Lower severity and no public exploit yet
A fix is available — apply it.
- CVSS v3
- 4.8
- EG Score
- 4.8MEDIUMmedium confidence
- EG Risk
- 22EG Risk 22/100
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity48% × 45%Exploitation0% × 40%Automatability0% × 15% - EPSS PROB
- 0.3%
- EPSS %ILE
- 23rd
- KEV
- Not listed
Published
March 19, 2026
Last Modified
June 23, 2026
Advisory Details (2)
Auto-updated Aug 7, 2026OpenClaw < 2026.2.26 - Authentication Bypass via Path Canonicalization Mismatch in /api/channels Gateway | Advisories | VulnCheck
https://www.vulncheck.com/advisories/openclaw-authentication-bypass-via-path-canonicalization-mismatch-in-api-channels-gateway/api/channels gateway-auth boundary bypass via path canonicalization mismatch · Advisory · openclaw/openclaw · GitHub
https://github.com/openclaw/openclaw/security/advisories/GHSA-8j2w-6fmm-m587Affected Packages
(1 across 1 ecosystem)
npm(1)
| Package | Vulnerable range | Fix by version range | Dependents |
|---|---|---|---|
| openclaw | — |
| — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 7× in last 7d / 24× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
Showing the most recent 100 of 126 total refreshes for this CVE.
- 2026-10-09 20:07 UTCEPSS rescore
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- 2026-07-15 02:49 UTCOSV refresh
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Frequently asked(5)
What is CVE-2026-32031?
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Dependency Blast Radius
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