Description
OpenClaw before 2026.4.2 fails to filter Slack thread context by sender allowlist, allowing non-allowlisted messages to enter agent context. Attackers can inject unauthorized thread messages through allowlisted user replies to bypass sender access controls and manipulate model context.
Published: 2026-04-23
Score: 2.3 Low
EPSS: < 1% Very Low
KEV: No
Impact: Unauthorized model context manipulation
Action: Patch
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
Github GHSA Github GHSA GHSA-qm77-8qjp-4vcm OpenClaw: Slack thread context could include messages from non-allowlisted senders
History

Fri, 24 Apr 2026 17:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 23 Apr 2026 22:15:00 +0000

Type Values Removed Values Added
Description OpenClaw before 2026.4.2 fails to filter Slack thread context by sender allowlist, allowing non-allowlisted messages to enter agent context. Attackers can inject unauthorized thread messages through allowlisted user replies to bypass sender access controls and manipulate model context.
Title OpenClaw < 2026.4.2 - Sender Allowlist Bypass via Slack Thread Context
First Time appeared Openclaw
Openclaw openclaw
Weaknesses CWE-346
CPEs cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:*
Vendors & Products Openclaw
Openclaw openclaw
References
Metrics cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N'}

cvssV4_0

{'score': 2.3, 'vector': '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'}


Subscriptions

Openclaw Openclaw
cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-04-24T16:34:31.555Z

Reserved: 2026-04-20T14:07:26.649Z

Link: CVE-2026-41358

cve-icon Vulnrichment

Updated: 2026-04-24T16:34:27.732Z

cve-icon NVD

Status : Analyzed

Published: 2026-04-23T22:16:43.350

Modified: 2026-05-01T20:23:58.937

Link: CVE-2026-41358

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-04-28T07:15:19Z

Weaknesses