CVE-2026-41358

low

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.

References

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

https://github.com/openclaw/openclaw/security/advisories/GHSA-qm77-8qjp-4vcm

https://github.com/openclaw/openclaw/commit/ac5bc4fb37becc64a2ec314864cca1565e921f2d

Details

Source: Mitre, NVD

Published: 2026-04-23

Updated: 2026-04-23

Risk Information

CVSS v2

Base Score: 6.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 5.4

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

Severity: Medium

CVSS v4

Base 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

Severity: Low