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CVE-2026-56221: Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') in Cap-go capgo

0
High
VulnerabilityCVE-2026-56221cvecve-2026-56221
Published: 06/22/2026 (06/22/2026, 21:04:43 UTC)
Source: CVE Database V5
Vendor/Project: Cap-go
Product: capgo

Description

CVE-2026-56221 is a high-severity SQL injection vulnerability in Cap-go's capgo product prior to version 12.128.2. The flaw exists in cloudflare.ts where user-controlled inputs from API request bodies are directly interpolated into SQL queries without proper sanitization or parameterization. Authenticated users with read-level API key permissions can exploit this to inject arbitrary SQL commands via parameters such as deviceIds, search, version_name, cursor, and actions, potentially accessing analytics data of other users or applications. The product is a cloud service, and a patch is available. There are no known exploits in the wild at this time.

CVSS v4.0

Score 7.1high

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
Low
User Interaction
None
Vuln. Confidentiality
High
Vuln. Integrity
None
Vuln. Availability
None
Subsq. Confidentiality
None
Subsq. Integrity
None
Subsq. Availability
None
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

Affected software

GitHub Actionsmore threats →ai
cap-go/capgo
pkg:github/cap-go/capgo
Affected versions
<12.128.2

Run on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 06/22/2026, 22:24:11 UTC

Technical Analysis

Cap-go versions before 12.128.2 contain multiple SQL injection vulnerabilities in the cloudflare.ts component. These vulnerabilities arise because user-controlled values from API request bodies are directly embedded into SQL query strings without sanitization or parameterization. Authenticated users with read-level API key permissions can exploit this by injecting SQL through parameters including deviceIds, search, version_name, cursor, and actions. This allows unauthorized access to analytics data belonging to other users or applications. The vulnerability has a CVSS 4.0 score of 7.1 (high severity). The product is cloud-hosted, and a patch is available, though the vendor advisory does not specify remediation details.

Potential Impact

Successful exploitation allows authenticated users with limited read-level API permissions to perform SQL injection attacks, potentially accessing or extracting analytics data of other users or applications beyond their authorization. This compromises data confidentiality and could lead to unauthorized data disclosure within the cloud service environment.

Mitigation Recommendations

Since capgo is a cloud-hosted service and a patch is available, remediation is managed by the vendor. Users should verify with the vendor advisory that the service has been updated to version 12.128.2 or later. No additional mitigation actions are specified. Patch status is confirmed as available but details should be confirmed from the vendor advisory.

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Technical Details

Data Version
5.2
Assigner Short Name
VulnCheck
Date Reserved
2026-06-19T21:43:24.737Z
Cvss Version
4.0
State
PUBLISHED
Remediation Level
null
Is Cloud Service
true

Threat ID: 6a39b299eed863c81e7e85e0

Added to database: 06/22/2026, 22:09:29 UTC

Last enriched: 06/22/2026, 22:24:11 UTC

Last updated: 06/23/2026, 01:29:16 UTC

Views: 6

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