PT-2026-35550 · Openclaw · Openclaw

Keensecuritylab + 2 · Published 2026-04-27 · Updated 2026-04-28 · CVE-2026-41362

Positive Technologies (AI Summary)

CVSS v3.1

4.3

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions OpenClaw versions 2026.2.19 through 2026.3.30

Description An improper cache isolation issue exists in the Zalo webhook replay-dedupe mechanism, which is shared across authenticated webhook targets. In multi-account deployments, an attacker controlling one authenticated Zalo webhook path can suppress legitimate events on other accounts by matching the event name and message id parameters.

Recommendations Update to version 2026.3.31.

Fix

Exposure of Resource to Wrong Sphere

Weakness Enumeration

CWE-668

Related Identifiers

CVE-2026-41362

Affected Products

Openclaw

References · 8

• https://github.com/openclaw/openclaw/security/advisories/GHSA-fqrj-m88p-qf3v · Vendor Advisory
• https://github.com/openclaw/openclaw/commit/7cea7c29705b188b464cc9cdc107c275b94b2a72 · Patch
• https://github.com/openclaw/openclaw/commit/4d038bb242c11f39e45f6a4bde400e5fd42e4ebf · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2026-41362 · Security Note
• https://t.me/CVEtracker/52004 · Telegram Post
• https://vulncheck.com/advisories/openclaw-webhook-replay-dedupe-cache-event-suppression-via-shared-authentication · Note
• https://twitter.com/VulmonFeeds/status/2049080764029980791 · Twitter Post
• https://twitter.com/CVEarity/status/2049027310016467086 · Twitter Post