PT-2026-35789 · Openclaw · Openclaw

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

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.

Exploit

Fix

IDOR

Incorrect Authorization

Weakness Enumeration

CWE-639

CWE-863

Related Identifiers

CVE-2026-41406

GHSA-877V-W3F5-3PCQ

Affected Products

Openclaw

References · 12

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/41xxx/CVE-2026-41406.json · Exploit
• https://github.com/openclaw/openclaw/commit/f45e5a6569aab1d58cc6de25b19f1dc4c8779b85 · Patch
• https://github.com/openclaw/openclaw/security/advisories/GHSA-877v-w3f5-3pcq · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-877v-w3f5-3pcq · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2026-41406 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-41406 · Security Note
• https://github.com/openclaw/openclaw · Note
• https://github.com/openclaw/openclaw/releases/tag/v2026.3.31 · Note
• https://vulncheck.com/advisories/openclaw-sender-allowlist-bypass-via-thread-history-and-quoted-messages · Note
• https://twitter.com/CVEnew/status/2049227514577322481 · Twitter Post
• https://t.me/cveNotify/161623 · Telegram Post
• https://twitter.com/VulmonFeeds/status/2049324496671162398 · Twitter Post