OpenClaw before 2026.3.31 misclassifies proxied remote requests as loopback connections in the diffs viewer when allowRemoteViewer is disabled, allowing unauthorized access. Attackers can bypass access controls by sending proxied requests that are incorrectly identified as local loopback traffic, circumventing intended remote viewer restrictions.
CVE-2026-41403
This low-severity CVE scores 2.9 under NVD CVSS v3. EPSS exploit probability: 0.3%, top 82% 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
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 2.9
- EG Score
- 2.9(medium)
- EG Risk
- 13(Track)EG Risk 13/100SSVC: Track
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 computedSeverity29% × 45%Exploitation0% × 40%Automatability0% × 15%Action: Routine — remediate on your standard cadence. - EPSS
- 17.5%
- KEV
- Not listed
Published
April 28, 2026
Last Modified
April 30, 2026
References (3)
- disclosure@vulncheckhttps://github.com/openclaw/openclaw/commit/30a1690323088fd291abd11643a264a6828a002c
- disclosure@vulncheckhttps://github.com/openclaw/openclaw/security/advisories/GHSA-3xv9-89fm-7h4r
- disclosure@vulncheckhttps://www.vulncheck.com/advisories/openclaw-access-control-bypass-via-proxied-remote-request-misclassification
Affected Packages
(1 across 1 ecosystem)
npm(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| openclaw | — | 2026.3.31 | — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 9× in last 7d / 36× 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.
- 2026-07-23 03:11 UTCEG score recompute
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Frequently asked(5)
What is CVE-2026-41403?
When was CVE-2026-41403 disclosed?
Is CVE-2026-41403 actively exploited?
What is the CVSS score of CVE-2026-41403?
How do I remediate CVE-2026-41403?
Dependency Blast Radius
See which npm, PyPI, Go, and Maven packages are affected by CVE-2026-41403
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