How severe is CVE-2026-43533?

CVE-2026-43533 has a CVSS 3.x base score of 8.6, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2026-43533 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-43533?

CVE-2026-43533 affects Openclaw. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-43533?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2026-43533 have an EU (EUVD) identifier?

Yes. CVE-2026-43533 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-27277.

When was CVE-2026-43533 published?

CVE-2026-43533 was published on 2026-05-05 and last updated on 2026-06-17.

CVE-2026-43533

CVE-2026-43533 is a high-severity vulnerability in Openclaw with a CVSS 3.x base score of 8.6. 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-23.

Key facts

Severity: High (CVSS 3.x base score 8.6)
CVSS v4: 8.9
EPSS exploit prediction: 0% (29th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-27277
Weakness: CWE-23
Affected product: Openclaw
Published: 2026-05-05
Last modified: 2026-06-17

Description

OpenClaw before 2026.4.10 contains an arbitrary file read vulnerability in QQBot media tags that allows attackers to reference host-local paths outside the intended media storage boundary. Attackers can craft malicious reply text containing media tags to disclose arbitrary local files through outbound media handling.

Frequently asked questions

What is CVE-2026-43533?: OpenClaw before 2026.4.10 contains an arbitrary file read vulnerability in QQBot media tags that allows attackers to reference host-local paths outside the intended media storage boundary. Attackers can craft malicious reply text containing media tags to disclose arbitrary local files through outbound media handling.
How severe is CVE-2026-43533?: CVE-2026-43533 has a CVSS 3.x base score of 8.6, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2026-43533 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-43533?: CVE-2026-43533 affects Openclaw. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-43533?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-43533 have an EU (EUVD) identifier?: Yes. CVE-2026-43533 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-27277.
When was CVE-2026-43533 published?: CVE-2026-43533 was published on 2026-05-05 and last updated on 2026-06-17.

References

Affected products (1)

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

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