Is CVE-2026-45003 in the CISA KEV catalog?

No. CVE-2026-45003 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-45003?

CVE-2026-45003 has a CVSS v3 base score of 5.0 (MEDIUM).

What is the EPSS score for CVE-2026-45003?

CVE-2026-45003 has an EPSS score of 0.10% (1th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2026-45003?

Upgrade openclaw to 2026.4.22 or later.

CVE & CISA-KEV Catalog

CVE-2026-45003

MEDIUM

5.0

CVSS v3

NVD

Description

OpenClaw before 2026.4.22 allows workspace dotenv files to override connector endpoint hosts for Matrix, Mattermost, IRC, and Synology connectors. Attackers with workspace access can redirect runtime traffic to malicious endpoints by setting endpoint variables in dotenv files.

CWE-441

How to fix

Remediation Available

openclawNVD

Affected:< 2026.4.22Fixed in:2026.4.22CVE-2026-45003derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N

Exploit Intelligence

0.10%probability of exploitation in 30 days

1stpercentile

Low risk: more likely to be exploited than 1% of all known CVEs.

References

Patch2

Third-Party Advisory1

github.com

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Markdown

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HTML

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-13.