OpenClaw up to 2026.4.1 Remote CDP Discovery Response authorization

CVSS Meta Temp Score
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CTI Interest Score
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5.4$0-$5k0.00

Summaryinfo

A vulnerability was found in OpenClaw up to 2026.4.1. It has been classified as problematic. Impacted is an unknown function of the component Remote CDP Discovery Response Handler. The manipulation leads to authorization. This vulnerability is listed as CVE-2026-41372. The attack may be initiated remotely. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in OpenClaw up to 2026.4.1. This issue affects an unknown code block of the component Remote CDP Discovery Response Handler. The manipulation with an unknown input leads to a authorization vulnerability. Using CWE to declare the problem leads to CWE-639. The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data. Impacted is confidentiality. The summary by CVE is:

OpenClaw before 2026.4.2 fails to normalize trailing-dot localhost hosts in remote CDP discovery responses, allowing bypass of loopback protections. Attackers can craft hostile discovery responses returning localhost. to retarget authenticated browser control toward localhost endpoints and expose browser state.

The weakness was presented by KeenSecurityLab as GHSA-fh32-73r9-rgh5. It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2026-41372 since 04/20/2026. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 2026.4.2 eliminates this vulnerability. Applying the patch 9c22d636697336a6b22b0ae24798d8b8325d7828 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.

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Productinfo

Type

Name

Version

License

Website

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: 5.5
VulDB Meta Temp Score: 5.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 5.8
CNA Vector (VulnCheck): 🔒

CVSSv2info

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

Exploitinginfo

Class: Authorization
CWE: CWE-639 / CWE-285 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: OpenClaw 2026.4.2
Patch: 9c22d636697336a6b22b0ae24798d8b8325d7828

Timelineinfo

04/20/2026 CVE reserved
04/28/2026 +8 days Advisory disclosed
04/28/2026 +0 days VulDB entry created
04/28/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: GHSA-fh32-73r9-rgh5
Researcher: KeenSecurityLab
Status: Confirmed

CVE: CVE-2026-41372 (🔒)
GCVE (CVE): GCVE-0-2026-41372
GCVE (VulDB): GCVE-100-359903

Entryinfo

Created: 04/28/2026 06:42
Changes: 04/28/2026 06:42 (79)
Complete: 🔍
Cache ID: 216::103

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