Persistent Browser Profile Mutation in OpenClaw by OpenClaw
CVE-2026-42431

7.6HIGH

Key Information:

Vendor

Openclaw

Status
Openclaw
Vendor
CVE Published:
28 April 2026

What is CVE-2026-42431?

OpenClaw versions prior to 2026.4.8 are exposed to a security bypass issue that enables attackers to circumvent the protections intended for persistent browser profile modifications. Specifically, the flaw exists within the node.invoke(browser.proxy) interface, allowing for unauthorized changes to be made to browser configurations, thereby undermining the integrity of user privacy and security. This vulnerability could lead to significant risks if exploited, as it opens pathways for malicious alterations to browser profiles.

Affected Version(s)

OpenClaw 0 < 2026.4.8

OpenClaw 2026.4.8

References

https://github.com/openclaw/openclaw/security/advisories/...
vendor-advisory
https://github.com/openclaw/openclaw/commit/d7c3210cd6f5f...
patch
https://www.vulncheck.com/advisories/openclaw-persistent-...
third-party-advisory

CVSS V4

Score:
7.6
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
Physical
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Nicky (@nicky-cc)
.