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CVE-2026-56079

MEDIUM
6.5
CVSS 3.1
Description
Capgo before 12.128.2 contains a cross-tenant authorization bypass vulnerability in PostgREST endpoints that allows org-scoped read API keys to access other tenants' webhook secrets and delivery logs. Attackers can query the webhooks and webhook_deliveries endpoints to exfiltrate HMAC signing secrets and delivery payloads, enabling forged webhook events against victim organizations.

Metadata

CVE ID
CVE-2026-56079
State
PUBLISHED
Assigner
VulnCheck
Reserved
2026-06-18 15:57 UTC
Published
2026-06-19 21:39 UTC
Last updated
2026-06-19 21:39 UTC
Primary CWE
CWE-200
Exposure of Sensitive Information to an Unauthorized Actor
Vendor / Product
Capgo / Capgo
Sources
cve.org  ·  NVD

Severity & Metrics

6.5 MEDIUM CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Affected products (1)
VendorProductPlatformVersions
Capgo Capgo 0 < 12.128.2, 12.128.2
Weakness (CWE)
CWESourceDescription
CWE-200 cna Exposure of Sensitive Information to an Unauthorized Actor
CVSS scores (2)
ScoreSeverityVersionSourceVector
7.1 HIGH 4.0 cna CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
6.5 MEDIUM 3.1 cna CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
References (2)
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