CVE-2026-88862 Capgo - Broken Access Control

Capgo backend through 12.242.4 contains a broken access control vulnerability caused by improper validation of parent-child delegation in API key processing, letting authenticated apikey_manager keys escalate privileges by impersonating more privileged sibling keys, exploit requires authenticated apikey_manager API key.

CVSS base score 8.8 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.44% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Broken Access Control
Impact
Privilege Escalation
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
10 September 2026
Updated
15 October 2026
Weakness
CWE-863

Vendor fix

Update to a patched version once available or contact vendor for a fix.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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