CVE-2026-56323
Capgo - Unauthenticated Channel Enumeration and App Oracle via GET /channel_self
CVSS Score
7.5
EPSS Score
0.0%
EPSS Percentile
0th
Capgo before 12.128.2 contains an information disclosure vulnerability in the /functions/v1/channel_self endpoint that allows unauthenticated attackers to enumerate non-public channel names and determine app existence and subscription status. Remote attackers can send GET requests with arbitrary app_id parameters to disclose internal rollout channels, enumerate valid applications across tenants, and leak billing status without authentication or device binding.
| CWE | CWE-200 |
| Vendor | capgo |
| Product | capgo |
| Published | Jun 22, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None
Affected Versions
Capgo / Capgo
0 < 12.128.2
References
Credits
🔍 Judel777