Auth bypass in Chenhg5 Cc-Connect
CVE-2026-92801
cc-connect through 1.5.0 fails to enforce per-user allowlist filtering in the onCardAction handler for Feishu interactive card callbacks. Attackers can dispatch agent commands by triggering card actions in admitted chats, bypassing the per-user access controls that protect the text message handler.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.005 (46.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 46th percentile — 46.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
Weakness classification (CWE)
References
- github.com/chenhg5/cc-connect/issues/1852 (issue-tracking)
- github.com/chenhg5/cc-connect (product)
- github.com/chenhg5/cc-connect/blob/v1.5.0/platform/feishu/feishu.go (technical-description)
- www.vulncheck.com/advisories/cc-connect-through-1.5.0-user-allowlist-bypass-via… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-92801?
- CVE-2026-92801 is a high-severity vulnerability in Chenhg5 Cc-Connect, classified under Incorrect Authorization. CVSS score: 8.8/10. Published 2026-09-16.
- How severe is CVE-2026-92801?
- High severity. CVSS v3 base score is 8.8 out of 10.