CVE-2026-28477

MEDIUM EPSS 3.2%
Published Mar 5, 20263mo ago · Modified Jun 17, 20261w ago
5.9 CVSS 4.0
Medium
Find Similar
Published Mar 5, 2026 3mo ago
Last Modified Jun 17, 2026 1w ago

Description

OpenClaw versions prior to 2026.2.14 contain an oauth state validation bypass vulnerability in the manual Chutes login flow that allows attackers to bypass CSRF protection. An attacker can convince a user to paste attacker-controlled OAuth callback data, enabling credential substitution and token persistence for unauthorized accounts.

CVSS Details

Base Score
5.9
Exploitability
—
Impact
—
Vector string
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction A
Scope X

Threat Intelligence

EPSS Exploit Probability
3.2% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-352 Cross-Site Request Forgery (CSRF) Authentication

Affected Products 1

VendorProductVersionRange
openclawopenclaw* <2026.2.14

References 3

  • github.com https://github.com/openclaw/openclaw/commit/a99ad11a4107ba8eac58f54a3c1a8a0cf5686f47
    Patch
  • github.com https://github.com/openclaw/openclaw/security/advisories/GHSA-7rcp-mxpq-72pj
    Vendor Advisory
  • vulncheck.com https://www.vulncheck.com/advisories/openclaw-oauth-state-validation-bypass-in-manual-chutes-login-flow
    Third Party Advisory

Remediation

  • github.com https://github.com/openclaw/openclaw/commit/a99ad11a4107ba8eac58f54a3c1a8a0cf5686f47
    Patch