How severe is CVE-2026-41373?

CVE-2026-41373 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity high, and availability none.

Is CVE-2026-41373 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (3rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-41373?

CVE-2026-41373 affects Openclaw. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-41373?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-41373 have an EU (EUVD) identifier?

Yes. CVE-2026-41373 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-26082.

When was CVE-2026-41373 published?

CVE-2026-41373 was published on 2026-04-28 and last updated on 2026-06-17.

CVE-2026-41373

CVE-2026-41373 is a medium-severity vulnerability in Openclaw with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-427.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v4: 5.8
EPSS exploit prediction: 0% (3rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-26082
Weakness: CWE-427
Affected product: Openclaw
Published: 2026-04-28
Last modified: 2026-06-17

Description

OpenClaw before 2026.3.31 contains an incomplete host-env-security-policy.json that fails to restrict compiler binary environment variables, allowing untrusted models to substitute CC, CXX, CARGO_BUILD_RUSTC, and CMAKE_C_COMPILER via environment overrides. Attackers with approved host-exec requests can override compiler binaries to execute arbitrary code during build processes.

Frequently asked questions

What is CVE-2026-41373?: OpenClaw before 2026.3.31 contains an incomplete host-env-security-policy.json that fails to restrict compiler binary environment variables, allowing untrusted models to substitute CC, CXX, CARGO_BUILD_RUSTC, and CMAKE_C_COMPILER via environment overrides. Attackers with approved host-exec requests can override compiler binaries to execute arbitrary code during build processes.
How severe is CVE-2026-41373?: CVE-2026-41373 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity high, and availability none.
Is CVE-2026-41373 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (3rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-41373?: CVE-2026-41373 affects Openclaw. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-41373?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-41373 have an EU (EUVD) identifier?: Yes. CVE-2026-41373 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-26082.
When was CVE-2026-41373 published?: CVE-2026-41373 was published on 2026-04-28 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:*

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