Vulnerability Description
OpenClaw versions prior to 2026.2.14 contain server-side request forgery vulnerabilities in the Feishu extension that allow attackers to fetch attacker-controlled remote URLs without SSRF protections via sendMediaFeishu function and markdown image processing. Attackers can influence tool calls through direct manipulation or prompt injection to trigger requests to internal services and re-upload responses as Feishu media.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Openclaw | Openclaw | < 2026.2.14 |
Related Weaknesses (CWE)
References
- https://github.com/openclaw/openclaw/commit/5b4121d6011a48c71e747e3c18197f180b87Patch
- https://github.com/openclaw/openclaw/security/advisories/GHSA-x22m-j5qq-j49mVendor Advisory
- https://www.vulncheck.com/advisories/openclaw-ssrf-via-feishu-extension-media-feThird Party Advisory
FAQ
What is CVE-2026-28451?
CVE-2026-28451 is a vulnerability with a CVSS score of 8.3 (HIGH). OpenClaw versions prior to 2026.2.14 contain server-side request forgery vulnerabilities in the Feishu extension that allow attackers to fetch attacker-controlled remote URLs without SSRF protections ...
How severe is CVE-2026-28451?
CVE-2026-28451 has been rated HIGH with a CVSS base score of 8.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-28451?
Check the references section above for vendor advisories and patch information. Affected products include: Openclaw Openclaw.