CVE-2026-56220

MEDIUM

Capgo - Unauthorized Manifest Insertion via Read-Only Org Member

Title source: cna
STIX 2.1

Description

Capgo before 12.128.2 contains an authorization bypass vulnerability in the public.manifest INSERT policy that allows read-only org members to insert OTA manifest rows. Attackers with read-only org access can inject malicious manifest entries with arbitrary s3_path values that are served to devices via the unauthenticated /updates endpoint, enabling OTA metadata poisoning and potential malicious asset delivery.

References (2)

Core 2
Core References
Vendor Advisory vendor-advisory
GitHub Security Advisory (GHSA-vmgg-crr8-887p)
https://github.com/Cap-go/capgo/security/advisories/GHSA-vmgg-crr8-887p
Third Party Advisory third-party-advisory
VulnCheck Advisory: Capgo - Unauthorized Manifest Insertion via Read-Only Org Member
https://www.vulncheck.com/advisories/capgo-unauthorized-manifest-insertion-via-read-only-org-member

Scores

CVSS v3 6.5
EPSS 0.0020
EPSS Percentile 10.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-863
Status published
Products (2)
Capgo/Capgo < 12.128.2
Capgo/Capgo 12.128.2
Published Jul 08, 2026
Tracked Since Jul 08, 2026