CVE-2026-41340

medium

Description

OpenClaw before 2026.3.31 contains an authentication boundary vulnerability where Telegram legacy allowFrom migration incorrectly fans default-account trust into all named accounts. Attackers can exploit this trust propagation to bypass authentication controls and gain unauthorized access to named accounts.

References

https://www.vulncheck.com/advisories/openclaw-authentication-boundary-bypass-via-telegram-legacy-allowfrom-migration

https://github.com/openclaw/openclaw/security/advisories/GHSA-f693-58pc-2gfr

https://github.com/openclaw/openclaw/commit/d8c68c8d4265ea6fa5e8c5e056534c351bddef37

Details

Source: Mitre, NVD

Published: 2026-04-23

Updated: 2026-04-24

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: 6.5

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

Severity: Medium

CVSS v4

Base Score: 6.3

Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N

Severity: Medium

EPSS

EPSS: 0.0006