CVE-2026-88863 capgo.app capgo - Broken Access Control

capgo.app npm package capgo through 12.207.1 contains a broken access control vulnerability caused by missing role rank comparison in validateInvite() function, letting authenticated users with org.invite_user permission escalate privileges to org_admin or org_billing_admin, exploit requires authenticated user with org.invite_user permission.

CVSS base score 8.1 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.39% 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:N
Published
10 September 2026
Updated
15 October 2026
Weakness
CWE-269

Vendor fix

Update to a version including pull request #3096 or later.

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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