CVE-2026-42433

Description

OpenClaw before 2026.4.10 contains an authorization bypass vulnerability allowing operator.write message-tool paths to access Matrix profile persistence requiring admin-level authority. Attackers can exploit insufficient access controls to mutate persistent profile configuration through non-owner message-tool runs.

Overview

State: PUBLISHED
Assigner (CNA): VulnCheck
CVSS severity: HIGH
CVSS score: 7.1 / 10
CVSS vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
Effective score: 7.1 / 10 HIGH source: CNA overview
CWE(s): CWE-862
Reserved: 2026-04-27
Published: 2026-05-05 13:24 UTC
Last updated: 2026-05-05 16:12 UTC
Source: https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/42xxx/CVE-2026-42433.json
Linked Threat: CVE-2026-42433 — OpenClaw < 2026.4.10 - Unauthorized Matrix Profile Config Persistence Access via operator.write Message Tools

NVD triage scoring NVD CVE 2.0

Layer NVD adds on top of the CNA's CVE record — published / last-modified timestamps, exploitability / impact subscores, and the FIRST.org EPSS probability that this CVE will be exploited in the wild in the next 30 days.

NVD published: 2026-05-05 12:16:17 UTC
NVD last modified: 2026-05-05 19:47:31 UTC
NVD CVSS v3.1: 6.5 / 10 MEDIUM source: disclosure@vulncheck.com
NVD CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Exploitability subscore: 2.8 / 10
Impact subscore: 3.6 / 10
EPSS score: 0.0003 (probability of exploitation in next 30 days)
EPSS percentile: 8.29% vs all CVEs — higher = more likely to be exploited, as of 2026-05-24

European Union Vulnerability Database ENISA EUVD

ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.

EUVD ID: EUVD-2026-27249
Assigner: VulnCheck
Published: May 5, 2026, 11:24:53 AM
Updated: May 5, 2026, 2:12:48 PM
EUVD base score (CVSS 4.0): 7.1 / 10
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
EUVD-reported EPSS: 0.0300
Vendors: OpenClaw
Products: OpenClaw (0 <2026.4.10)

OpenClaw

ENISA description: OpenClaw before 2026.4.10 contains an authorization bypass vulnerability allowing operator.write message-tool paths to access Matrix profile persistence requiring admin-level authority. Attackers can exploit insufficient access controls to mutate persistent profile configuration through non-owner message-tool runs.

EUVD references (3)

Affected products (1)

Vendor	Product	Versions	Platforms
OpenClaw	OpenClaw	`0` (affected), `2026.4.10` (unaffected)	—

Vendor references (3)

References embedded in the original CVE record by the assigning CNA.

GitHub Security Advisory (GHSA-7jp6-r74r-995q) vendor-advisory
Patch Commit patch
VulnCheck Advisory: OpenClaw < 2026.4.10 - Unauthorized Matrix Profile Config Persistence Access via operator.write Message Tools third-party-advisory

MITRE references (3) cveawg.mitre.org

Pulled from MITRE's CVE Services API by the 🛰 Backfill from MITRE button.

Patch Commit patch
GitHub Security Advisory (GHSA-7jp6-r74r-995q) vendor-advisory
VulnCheck Advisory: OpenClaw < 2026.4.10 - Unauthorized Matrix Profile Config Persistence Access via operator.write Message Tools third-party-advisory

Web references (3)

DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.

https://nvd.nist.gov/vuln/detail/CVE-2026-42433 tenable:nvd.nist.gov
https://www.cve.org/CVERecord?id=CVE-2026-42433 tenable:www.cve.org
https://www.first.org/epss/ tenable:www.first.org

NVD-tagged references (3)

Reference list NVD curates from the CNA record, vendor advisories, and third-party reports. The tag chips below are NVD's analyst-assigned categories.

https://github.com/openclaw/openclaw/commit/fe0f686c9228fffcec6de4011da45e69a6e23e54 disclosure@vulncheck.com
https://github.com/openclaw/openclaw/security/advisories/GHSA-7jp6-r74r-995q disclosure@vulncheck.com
https://www.vulncheck.com/advisories/openclaw-unauthorized-matrix-profile-config-persistence-access-via-operator-write-message-tools disclosure@vulncheck.com

Indicators (1)

IOCs linked to the auto-promoted Threat row.

Type	Value	VirusTotal	Attached
domain	`operator.write`	no local data	2026-05-18 21:18 UTC

Remediations (15)

Remediations are stored against the linked Threat row; the list below is deduplicated across both pages.

CISA Adds One Known Exploited Vulnerability to Catalog

web:www.cisa.gov

Linux Kernel Incorrect Resource Transfer Between Spheres Vulnerability This type of vulnerability is a frequent attack vector for malicious cyber actors and poses significant risks to the federal enterprise. Binding Operational Directive (BOD) 22-01: Reducing the Significant Risk of Known Exploited Vulnerabilities established the KEV Catalog as a living list of known Common Vulnerabilities and ...

2026-05-22 17:15 UTC
Microsoft's March 2026 update fixes 80+ security vulnerabilities

web:www.pcworld.com

This month's Patch Tuesday brings over 80 fixes for various security vulnerabilities. Fortunately, none are actively being exploited in the wild yet.

2026-05-22 17:15 UTC
Landing Page | ServiceNow Common Vulnerabilities & Exposures (CVE ...

web:support.servicenow.com

Overview The advisories below document publicly disclosed Common Vulnerabilities and Exposures ( CVEs ) in the Now Platform by ServiceNow. Because ServiceNow uses various methods to communicate vulnerability information, patches, and other fixes, customers should review family, security patch , and hotfix release notes, which are available at https://docs.servicenow.com, for a complete list of ...

2026-05-22 17:15 UTC
Windows 11 April 2026 Update tested: What's new, improved and fixed

web:www.windowslatest.com

Windows 11 April 2026 update adds Narrator Copilot support, faster Settings, File Explorer fixes, and key security improvements.

2026-05-22 17:15 UTC
Oracle Critical Database Patch ID for April 2026 along with enabled ...

web:dbsguru.com

Below is the list of Oracle Critical Patch IDs for all versions (26i, 21c, 19c) of Grid & Databases, along with combo PSU, EXADATA, and SUPERCLUSTER patch IDs for April 2026 . All patch IDs are enabled using the direct download link. An Essential/Critical Patch Update could be a collection of patches for multiple security vulnerabilities. These patches address vulnerabilities in Oracle code and ...

2026-05-22 17:15 UTC
April 2026 Patch Tuesday: Updates and Analysis | CrowdStrike

web:www.crowdstrike.com

Microsoft's April 2026 Patch Tuesday addresses 164 CVEs , featuring 8 Critical vulnerabilities, one exploited zero-day, and one disclosed zero-day.

2026-05-22 02:52 UTC
Microsoft May 2026 Patch Tuesday: Many fixes, but no zero-days

web:www.helpnetsecurity.com

Microsoft has marked May 2026 Patch Tuesday by releasing fixes for 120+ CVE -numbered vulnerabilities, none of which are actively exploited.

2026-05-22 02:52 UTC
Oracle Critical Patch Update Advisory - April 2026

web:www.oracle.com

This Critical Patch Update contains 481 new security patches across the product families listed below. Please note that an MOS note summarizing the content of this Critical Patch Update and other Oracle Software Security Assurance activities is located at April 2026 Critical Patch Update: Executive Summary and Analysis.

2026-05-22 02:52 UTC
I tested Windows 11 March 2026 Updates: Everything new ... - Windows Latest

web:www.windowslatest.com

Windows 11 March 2026 Patch Tuesday update adds Emoji 16.0, Sysmon, network speed test, reliability improvements, and security fixes.

2026-05-22 02:52 UTC
Microsoft Patch Tuesday March 2026 - 78 Vulnerabilities Fixed ...

web:cybersecuritynews.com

Microsoft released its March 2026 Patch Tuesday security update on March 10, 2026 , addressing 78 vulnerabilities across Windows, Microsoft Office, Azure, SQL Server, and .NET. The update includes one actively exploited zero-day vulnerability and multiple Critical-rated flaws demanding immediate attention from security teams. The most urgent fix this month is CVE - 2026 -21262, the sole zero-day ...

2026-05-22 02:52 UTC
Patch Tuesday May 2026: Security Updates & CVE Analysis

web:zecurit.com

Get the complete breakdown of Microsoft's May 2026 Patch Tuesday. We analyze the latest security updates and all critical CVEs .

2026-05-22 02:52 UTC
Patch Tuesday, May 2026 Edition - Krebs on Security

web:krebsonsecurity.com

Microsoft expects that exploitation is more likely. May's Patch Tuesday is a welcome respite from April, which saw Microsoft fix a near-record 167 security flaws.

2026-05-22 02:52 UTC
Security Update Guide - Microsoft

web:portal.msrc.microsoft.com

The Security Update Guide provides information on the latest Microsoft security updates, helping users understand and address potential vulnerabilities effectively.

2026-05-22 02:52 UTC
Security advisory: [CVE‑2026‑23479] [CVE‑2026‑25243] [CVE-2026-25588 ...

web:redis.io

What are the vulnerabilities? CVE‑2026‑23479 - Use-After-Free in unblock client flow may lead to Remote Code Execution. CVSS Score: 7.7 (High) When a blocked client is evicted while re-executing a blocked command, an authenticated user may trigger a use-after-free and potentially lead to remote code execution. The code doesn't handle the case where processing the command ...

2026-05-22 02:52 UTC
Microsoft April 2026 Patch Tuesday fixes 167 flaws, 2 zero-days

web:www.bleepingcomputer.com

Today is Microsoft's April 2026 Patch Tuesday with security updates for 167 flaws, including 2 zero-day vulnerabilities.

2026-05-22 02:52 UTC

AI Forensic Analysis

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Raw JSON

The full cvelistV5 record. Download as CVE-2026-42433.json.

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