Vulnerability in Openclaw
CVE-2026-43528
OpenClaw before 2026.4.14 contains a redaction bypass vulnerability that allows authenticated gateway clients to receive unredacted secrets through sourceConfig and runtimeConfig alias fields. Attackers with config read access can exploit this to obtain provider API keys, gateway authentication material, and channel credentials that should have been redacted.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.006 (46.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 46th percentile — 46.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.006 · change: +0.003
Affected products
- Openclaw — versions 0, 2026.4.14
Weakness classification (CWE)
References
- github.com/openclaw/openclaw/security/advisories/GHSA-8372-7vhw-cm6q (vendor-advisory, Vendor Advisory)
- github.com/openclaw/openclaw/commit/86734ef93a2f25063371b04f1946eb300548acd4 (Patch, patch)
- www.vulncheck.com/advisories/openclaw-redaction-bypass-via-sourceconfig-and-run… (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2026-43528?
- CVE-2026-43528 is a medium-severity vulnerability in Openclaw, classified under Improper Removal of Sensitive Information Before Storage or Transfer. CVSS score: 6.5/10. Published 2026-05-05.
- How severe is CVE-2026-43528?
- Medium severity. CVSS v3 base score is 6.5 out of 10.