What’s Vulnerable › Vulnerabilities

CVE-2026-6011: OpenClaw assertPublicHostname web-fetch.ts server-side request forgery

• Severity: high (CVSS 8.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-04-10 · updated 2026-06-17
• Weakness: CWE-918

Description

A weakness has been identified in OpenClaw up to 2026.1.26. Affected by this issue is some unknown functionality of the file src/agents/tools/web-fetch.ts of the component assertPublicHostname Handler. Executing a manipulation can lead to server-side request forgery. The attack can be executed remotely. This attack is characterized by high complexity. The exploitation is known to be difficult. The exploit has been made available to the public and could be used for attacks. Upgrading to version 2026.1.29 can resolve this issue. This patch is called b623557a2ec7e271bda003eb3ac33fbb2e218505. Upgrading the affected component is advised.

Affected products

• OpenClaw: before 2026.1.29 — fixed in 2026.1.29

How to fix

Upgrade to a fixed version: OpenClaw 2026.1.29. Check the vendor advisory for mitigations.

References

• https://github.com/openclaw/openclaw/
• https://github.com/openclaw/openclaw/commit/b623557a2ec7e271bda003eb3ac33fbb2e218505#diff-06572a96a58dc510037d5efa622f9bec8519bc1beab13c9f251e97e657a9d4edR44
• https://github.com/openclaw/openclaw/releases/tag/v2026.1.29
• https://github.com/zast-ai/vulnerability-reports/blob/main/openclaw/ssrf.md
• https://vuldb.com/submit/795224
• https://vuldb.com/vuln/356567
• https://vuldb.com/vuln/356567/cti

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