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CVE WatchSep 29, 2026

CVE-2026-100553

OpenClaw versions >= 2026.6.9 and < 2026.8.1 do not declare the native chatId parameter as a delivery target in the Feishu unpin feature, so

CVSS

4.3

Medium

EPSS

0.2%

p12

KEV

—

Exploit Today

4

0-100

Published: Sep 26, 2026 · Last modified: Sep 29, 2026 · CWE-863

EPSS · 30d
0.2%EPSS · 30 days0.2%
2026-09-262026-10-25
Technical description

OpenClaw versions >= 2026.6.9 and < 2026.8.1 do not declare the native chatId parameter as a delivery target in the Feishu unpin feature, so unpin requests can bypass the shared same-provider cross-context target check. When tools.message.crossContext.allowWithinProvider is disabled, an admitted (authenticated) sender can remove a pin from another Feishu group that the sender and the configured account are otherwise permitted to access, bypassing the intended cross-context message mutation policy. Feishu membership and group authorization still apply, and the demonstrated impact is limited to message mutation (pin removal). The issue is fixed in 2026.8.1.

Official references
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