SecuriTricks - CVE-2026-41376

Description

OpenClaw before 2026.3.31 contains an allowlist bypass vulnerability in Matrix thread root and reply context handling that fails to properly validate message senders. Attackers can fetch thread-root and reply context messages that should be filtered by sender allowlists, bypassing access controls.

Product(s) Impacted

Vendor	Product	Versions
Openclaw	Openclaw	*

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-346

Origin Validation Error

The product does not properly verify that the source of data or communication is valid.

*CPE(s)

Affected systems and software identified for this CVE.

Type	Vendor	Product	Version	Update	Edition	Language	Software Edition	Target Software	Target Hardware	Other Information
a	openclaw	openclaw	/	/	/	/	/	/	/	/

References

https://github.com/openclaw/openclaw/commit/8a563d603b70ef6338915f0527bee87282c3bad5

https://github.com/openclaw/openclaw/security/advisories/GHSA-rg8m-3943-vm6q

https://www.vulncheck.com/advisories/openclaw-matrix-thread-context-allowlist-bypass-via-sender-validation

CVSS Score

2.3 / 10

CVSS Data - 4.0

Attack Vector: NETWORK
Attack Complexity: LOW
Attack Requirements: PRESENT
Privileges Required: NONE
User Interaction: PASSIVE
Scope:
Confidentiality Impact: LOW
Integrity Impact: LOW
Availability Impact: NONE
Exploit Maturity: NOT_DEFINED

CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

View Vector String

Timeline

Published: April 28, 2026, 7:37 p.m.
Last Modified: April 28, 2026, 8:10 p.m.

Status : Undergoing Analysis

CVE has been marked for Analysis. Normally once in this state the CVE will be analyzed by NVD staff within 24 hours.

More info

Source

[email protected]

CVE-2026-41376