Is CVE-2026-56230 in the CISA KEV catalog?

No. CVE-2026-56230 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-56230?

CVE-2026-56230 has a CVSS v3 base score of 8.8 (HIGH).

How do I fix or mitigate CVE-2026-56230?

No published fix for CVE-2026-56230 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2026-56230

HIGH

8.8

CVSS v3

NVD

Description

Capgo before 12.128.2 contains a broken object level authorization vulnerability in middlewareKey() that accepts the client-controlled x-limited-key-id header without validating ownership, allowing authenticated users to adopt cross-tenant limited keys. Attackers can supply another tenant's limited key ID to bypass authorization checks and access unauthorized cross-tenant resources across multiple API endpoints.

CWE-639Authorization Bypass Through User-Controlled Key

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

EPSS data unavailable for this CVE.

References

Other references2

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Markdown

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-07-01.