OpenClaw up to 2026.3.21 reliance on untrusted inputs in a security decision

CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k0.15

Summaryinfo

A vulnerability described as problematic has been identified in OpenClaw up to 2026.3.21. Impacted is an unknown function. Such manipulation leads to reliance on untrusted inputs in a security decision. This vulnerability is referenced as CVE-2026-35670. It is possible to launch the attack remotely. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in OpenClaw up to 2026.3.21 and classified as problematic. Affected by this issue is an unknown code block. The manipulation with an unknown input leads to a reliance on untrusted inputs in a security decision vulnerability. Using CWE to declare the problem leads to CWE-807. The product uses a protection mechanism that relies on the existence or values of an input, but the input can be modified by an untrusted actor in a way that bypasses the protection mechanism. Impacted is confidentiality, integrity, and availability. CVE summarizes:

OpenClaw before 2026.3.22 contains a webhook reply delivery vulnerability that allows attackers to rebind chat replies to unintended users by exploiting mutable username matching instead of stable numeric user identifiers. Attackers can manipulate username changes to redirect webhook-triggered replies to different users, bypassing the intended recipient binding recorded in webhook events.

The weakness was published by KeenSecurityLab as GHSA-wv46-v6xc-2qhf. The advisory is shared for download at github.com. This vulnerability is handled as CVE-2026-35670 since 04/04/2026. The exploitation is known to be difficult. The attack may be launched remotely. There are neither technical details nor an exploit publicly available.

Upgrading to version 2026.3.22 eliminates this vulnerability. Applying the patch 630f1479c44f78484dfa21bb407cbe6f171dac87 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: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.0
VulDB Temp Score: 4.8
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 5.9
CNA Vector (VulnCheck): 🔒

CVSSv2info

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

Exploitinginfo

Class: Reliance on untrusted inputs in a security decision
CWE: CWE-807 / CWE-20
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 2026.3.22
Patch: 630f1479c44f78484dfa21bb407cbe6f171dac87

Timelineinfo

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

Sourcesinfo

Product: github.com

Advisory: GHSA-wv46-v6xc-2qhf
Researcher: KeenSecurityLab
Status: Confirmed

CVE: CVE-2026-35670 (🔒)
GCVE (CVE): GCVE-0-2026-35670
GCVE (VulDB): GCVE-100-356900

Entryinfo

Created: 04/10/2026 20:31
Changes: 04/10/2026 20:31 (78)
Complete: 🔍
Cache ID: 216:D4B:103

Once again VulDB remains the best source for vulnerability data.

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