CVE-2026-42429

HIGH

OpenClaw < 2026.4.8 - Privilege Escalation via Gateway Plugin HTTP Authentication

Title source: cna

Description

OpenClaw before 2026.4.8 contains a privilege escalation vulnerability in the gateway plugin HTTP authentication mechanism that widens identity-bearing operator.read requests into runtime operator.write permissions. Attackers can exploit this by sending read-scoped requests through the gateway auth route to gain unauthorized write access to runtime operations.

References (3)

[Vendor Advisory] https://github.com/openclaw/openclaw/security/advisories/GHSA-4f8g-77mw-3rxc

[Patch] https://github.com/openclaw/openclaw/commit/d7c3210cd6f5fdfdc1beff4c9541673e814354d5

View Patch ZIP pw:eip

[Third Party Advisory] https://www.vulncheck.com/advisories/openclaw-privilege-escalation-via-gateway-plugin-http-authentication

Scores

CVSS v3 7.1

EPSS 0.0006

EPSS Percentile 17.4%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-863

Status published

Products (2)

OpenClaw/OpenClaw < 2026.4.8

OpenClaw/OpenClaw 2026.4.8

Published Apr 28, 2026

Tracked Since Apr 29, 2026