Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2026-28476— OpenClaw < 2026.2.14 - Server-Side Request Forgery in Tlon Extension Authentication

Quick assessment

Affected
OpenClaw OpenClaw
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

OpenClaw是openclaw开源的一个智能人工助理。 OpenClaw 2026.2.14之前版本存在代码问题漏洞，该漏洞源于可选的Tlon Urbit扩展存在服务端请求伪造问题，接受用户提供的基础URL进行身份验证而未进行适当验证，可能导致攻击者诱导网关向任意主机（包括内部地址）发出HTTP请求。

CVSS 8.3 · High EPSS 0.44% · P36

Possible ATT&CK Techniques 1 AI

T1187 · Forced Authentication
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2026-28476

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
OpenClaw < 2026.2.14 - Server-Side Request Forgery in Tlon Extension Authentication
Source: CVE Program / CVE List V5
Vulnerability Description
OpenClaw versions prior to 2026.2.14 contain a server-side request forgery vulnerability in the optional Tlon Urbit extension that accepts user-provided base URLs for authentication without proper validation. Attackers who can influence the configured Urbit URL can induce the gateway to make HTTP requests to arbitrary hosts including internal addresses.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
服务端请求伪造(SSRF)
Source: CVE Program / CVE List V5
Vulnerability Title
OpenClaw 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
OpenClaw是openclaw开源的一个智能人工助理。 OpenClaw 2026.2.14之前版本存在代码问题漏洞，该漏洞源于可选的Tlon Urbit扩展存在服务端请求伪造问题，接受用户提供的基础URL进行身份验证而未进行适当验证，可能导致攻击者诱导网关向任意主机（包括内部地址）发出HTTP请求。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
OpenClaw OpenClaw 0 ~ 2026.2.14 -

II. Public POCs for CVE-2026-28476

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-28476

请登录查看更多情报信息。

Patches & Fixes for CVE-2026-28476 (1)

Vendor Advisories for CVE-2026-28476 (2)

Same Patch Batch · OpenClaw · 2026-03-05 · 46 CVEs total

CVE-2026-28466 9.9 CRITICAL OpenClaw < 2026.2.14 - Remote Code Execution via Node Invoke Approval Bypass
CVE-2026-28470 9.8 CRITICAL OpenClaw < 2026.2.2 - Exec Allowlist Bypass via Command Substitution in Double Quotes
CVE-2026-28474 9.8 CRITICAL OpenClaw Nextcloud Talk < 2026.2.6 - Allowlist Bypass via actor.name Display Name Spoofing
CVE-2026-28391 9.8 CRITICAL OpenClaw < 2026.2.2 - Command Injection via cmd.exe Parsing Bypass in Allowlist Enforcemen
CVE-2026-28446 9.4 CRITICAL OpenClaw < 2026.2.1 - Inbound Allowlist Policy Bypass in voice-call Extension via Empty Ca
CVE-2026-29610 8.8 HIGH OpenClaw < 2026.2.14 - Command Hijacking via Unsafe PATH Handling
CVE-2026-28485 8.4 HIGH OpenClaw 2026.1.5 < 2026.2.12 - Missing Authentication in Browser Control HTTP Endpoints
CVE-2026-28463 8.4 HIGH OpenClaw < 2026.2.14 - Arbitrary File Read via Shell Expansion in Safe Bins Allowlist
CVE-2026-28451 8.3 HIGH OpenClaw < 2026.2.14 - SSRF via Feishu Extension Media Fetching
CVE-2026-28447 8.1 HIGH OpenClaw 2026.1.29-beta.1 < 2026.2.1 - Path Traversal in Plugin Installation via Package N
CVE-2026-28458 8.1 HIGH OpenClaw 2026.1.20 < 2026.2.1 - Missing Authentication in Browser Relay /cdp WebSocket End
CVE-2026-28473 8.1 HIGH OpenClaw < 2026.2.2 - Authorization Bypass via /approve Chat Command
CVE-2026-28472 8.1 HIGH OpenClaw < 2026.2.2 - Device Identity Check Bypass in Gateway WebSocket Connect Handshake
CVE-2026-28468 7.7 HIGH OpenClaw 2026.1.29-beta.1 < 2026.2.14 - Authentication Bypass in Sandbox Browser Bridge Se
CVE-2026-28393 7.7 HIGH OpenClaw 2.0.0-beta3 < 2026.2.14 - Arbitrary JavaScript Module Loading via Hook Transform
CVE-2026-28469 7.5 HIGH OpenClaw < 2026.2.14 - Cross-Account Policy Context Misrouting via Shared Webhook Path Amb
CVE-2026-28392 7.5 HIGH OpenClaw < 2026.2.14 - Privilege Escalation in Slack Slash Command Handler via Direct Mess
CVE-2026-28479 7.5 HIGH OpenClaw < 2026.2.15 - Cache Poisoning via Deprecated SHA-1 Hash in Sandbox Configuration
CVE-2026-29609 7.5 HIGH OpenClaw < 2026.2.14 - Denial of Service via Unbounded URL-backed Media Fetch
CVE-2026-29611 7.5 HIGH OpenClaw < 2026.2.14 - Local File Inclusion via mediaPath Parameter in BlueBubbles Media H

Showing top 20 of 46 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: OpenClaw
Same vendor: OpenClaw
Same weakness: CWE-918

V. Comments for CVE-2026-28476

No comments yet

Leave a comment