P4Verified

CVE-2026-100540: feishu 0 to before 2026.8.1

CVE-2026-100540. CVSS 3.1 base score 6.8 (MEDIUM, Vendor/CNA). EPSS 0.00232 (percentile 0.12838), scored 2026-10-06.

Affected technology

feishu · 0 to before 2026.8.1
openclaw

Description’s affected range: before 2026.8.1 fails to validate whether a configured default account is disabled before selecting it for model tool operations

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · Low privileges required · No user interaction required

What an attacker can do

Attackers can exploit multi-account setups where a disabled default account retains credentials to read or modify Feishu resources through a revoked identity. Vendor/CNA’s CVSS 4.0 assessment (base score 7.6/10) rates confidentiality and integrity impact as high; availability impact as none.

Published 2026-10-08 17:34:57.916420+00:00

CWE: CWE-863
CCR priority: 27.3 /100 (P4)
CVSS 3.1: 6.8 /10 · CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N · Vendor/CNA
EPSS: 0.00232 · percentile 0.12889 · 2026-10-08
KEV: no

Provenance

FIRST EPSS daily exploit-probability · Source record · observed 2026-10-08 17:36:22.845483+00:00 UTC
NVD CVE API 2.0 · Source record · observed 2026-10-08 17:32:11.049884+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-100540.html