PT-2026-35789 · Openclaw · Openclaw

Antaisecuritylab · Published 2026-04-02 · Updated 2026-04-30 · CVE-2026-41406

Positive Technologies (AI Summary)

CVSS v3.1

5.4

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions OpenClaw versions prior to 2026.3.31

Description A sender allowlist bypass allows remote attackers to access restricted messages. This is achieved by exploiting fetched quoted, root, and thread context messages to circumvent restrictions and retrieve unauthorized content.

Recommendations Update to version 2026.3.31.

Fix

Incorrect Authorization

IDOR

Weakness Enumeration

CWE-863

CWE-639

Related Identifiers

CVE-2026-41406

GHSA-877V-W3F5-3PCQ

Affected Products

Openclaw

References · 10

• https://github.com/openclaw/openclaw/security/advisories/GHSA-877v-w3f5-3pcq · Vendor Advisory
• https://github.com/openclaw/openclaw/commit/f45e5a6569aab1d58cc6de25b19f1dc4c8779b85 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2026-41406 · Security Note
• https://osv.dev/vulnerability/GHSA-877v-w3f5-3pcq · Vendor Advisory
• https://github.com/openclaw/openclaw · Note
• https://github.com/openclaw/openclaw/releases/tag/v2026.3.31 · Note
• https://twitter.com/VulmonFeeds/status/2049324496671162398 · Twitter Post
• https://vulncheck.com/advisories/openclaw-sender-allowlist-bypass-via-thread-history-and-quoted-messages · Note
• https://t.me/cveNotify/161623 · Telegram Post
• https://twitter.com/CVEnew/status/2049227514577322481 · Twitter Post