Is CVE-2026-53841 in the CISA KEV catalog?

No. CVE-2026-53841 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-53841?

CVE-2026-53841 has a CVSS v3 base score of 6.1 (MEDIUM).

What is the EPSS score for CVE-2026-53841?

CVE-2026-53841 has an EPSS score of 0.19% (9th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2026-53841?

Upgrade openclaw to 2026.5.12 or later.

CVE & CISA-KEV Catalog

CVE-2026-53841

MEDIUM

6.1

CVSS v3

NVD

Description

OpenClaw before 2026.5.12 contains a cross-site scripting vulnerability in exported session HTML that preserves unsafe javascript: and data: links in generated content. Attackers can execute browser-side scripts if a trusted operator opens the exported file and activates a malicious link.

CWE-83

How to fix

Remediation Available

openclawNVD

Affected:< 2026.5.12Fixed in:2026.5.12CVE-2026-53841derived 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 VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeChanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityNone

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

Exploit Intelligence

0.19%probability of exploitation in 30 days

9thpercentile

Low risk: more likely to be exploited than 9% of all known CVEs.

References

Vendor Advisory1

github.com

Third-Party Advisory1

vulncheck.com

Embed a live status badge for CVE-2026-53841

Markdown

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HTML

<a href="https://tridentstack.com/cve/CVE-2026-53841"><img src="https://tridentstack.com/cve/badge/CVE-2026-53841.svg" alt="CVE-2026-53841"></a>

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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 2026-06-17.