VDB-356885 · CVE-2026-35647 · GHSA-9wqx-g2cw-vc7r

OpenClaw up to 2026.3.24 Direct Message authentication bypass

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.2	$0-$5k	0.00

Summaryinfo

A vulnerability marked as critical has been reported in OpenClaw up to 2026.3.24. Affected by this issue is some unknown functionality of the component Direct Message Handler. The manipulation leads to authentication bypass. This vulnerability is referenced as CVE-2026-35647. Remote exploitation of the attack is possible. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in OpenClaw up to 2026.3.24. It has been rated as critical. This issue affects an unknown code of the component Direct Message Handler. The manipulation with an unknown input leads to a authentication bypass vulnerability. Using CWE to declare the problem leads to CWE-288. A product requires authentication, but the product has an alternate path or channel that does not require authentication. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

OpenClaw before 2026.3.25 contains an access control vulnerability where verification notices bypass DM policy checks and reply to unpaired peers. Attackers can send verification notices to users outside allowed direct message policies by exploiting insufficient access validation before message transmission.

The advisory is shared at github.com. The identification of this vulnerability is CVE-2026-35647 since 04/04/2026. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available.

Upgrading to version 2026.3.25 eliminates this vulnerability. Applying the patch 2383daf5c4a4e08d9553e0e949552ad755ef9ec2 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at CERT Bund (WID-SEC-2026-1065). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Affected

Open Source OpenClaw

Productinfo

Type

Artificial Intelligence Software

Name

OpenClaw

Version

License

open-source

Website

Product: https://github.com/openclaw/openclaw/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.2

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 5.3
CNA Vector (VulnCheck): 🔒

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Authentication bypass
CWE: CWE-288 / CWE-287
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: OpenClaw 2026.3.25
Patch: 2383daf5c4a4e08d9553e0e949552ad755ef9ec2

Timelineinfo

04/04/2026 CVE reserved
04/10/2026 +6 days Advisory disclosed
04/10/2026 +0 days VulDB entry created
04/13/2026 +3 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: GHSA-9wqx-g2cw-vc7r
Status: Confirmed

CVE: CVE-2026-35647 (🔒)
GCVE (CVE): GCVE-0-2026-35647
GCVE (VulDB): GCVE-100-356885
CERT Bund: WID-SEC-2026-1065 - OpenClaw: Mehrere Schwachstellen

Entryinfo

Created: 04/10/2026 20:27
Updated: 04/13/2026 20:37
Changes: 04/10/2026 20:27 (79), 04/13/2026 20:37 (7)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.