What is CVE-2026-43532?

CVE-2026-43532 is a high-severity vulnerability in Openclaw, classified under Incomplete List of Disallowed Inputs. CVSS score: 7.7/10. Published 2026-05-05.

How severe is CVE-2026-43532?

High severity. CVSS v3 base score is 7.7 out of 10.

Vulnerability in Openclaw

CVE-2026-43532

OpenClaw versions 2026.4.7 before 2026.4.10 fail to normalize Discord event cover image parameters in sandbox media processing. Attackers can bypass media normalization to inject host-local media references into channel action paths expecting normalized media.

Published 2026-05-05 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.7 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.005 (37.1th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 37th percentile — 37.1% 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: 0.005 · change: +0.002

Affected products

Openclaw — versions 2026.4.7, 2026.4.10

Weakness classification (CWE)

CWE-184 — Incomplete List of Disallowed Inputs

References

github.com/openclaw/openclaw/security/advisories/GHSA-c9h3-5p7r-mrjh (vendor-advisory, Vendor Advisory)
github.com/openclaw/openclaw/commit/979c6f09d6fad96596feb91c905934be7e0b4f15 (Patch, patch)
www.vulncheck.com/advisories/openclaw-sandbox-media-normalization-bypass-via-di… (Third Party Advisory, third-party-advisory)

Frequently asked questions

What is CVE-2026-43532?: CVE-2026-43532 is a high-severity vulnerability in Openclaw, classified under Incomplete List of Disallowed Inputs. CVSS score: 7.7/10. Published 2026-05-05.
How severe is CVE-2026-43532?: High severity. CVSS v3 base score is 7.7 out of 10.