VULNERABILITY INTELLIGENCE
CVE-2026-56329
CVSS score6.4 MEDIUM
EPSS probability0.33%
CISA KEVNot currently listed
Published2026-07-10
Last modified2026-07-10
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:L
Description
Capgo before 12.128.2 contains a cross-tenant preview namespace collision vulnerability caused by non-bijective decoding of double underscores to dots in preview hostname parsing. Attackers can register app IDs with underscores that collide with other tenants' dotted app IDs, causing preview misrouting and denial of preview access for victim applications.
Weakness classification
- disclosure@vulncheck.com: CWE-436