Medium severity · published Jun 22, 2026
CVE-2026-56221
Cap-go - SQL Injection in Cloudflare Analytics Engine Queries via cloudflare.ts
6.5
CVSS
0.3%
EPSS
No
On KEV
Description
Cap-go before 12.128.2 contains multiple SQL injection vulnerabilities in cloudflare.ts where user-controlled values from API request bodies are interpolated directly into SQL query strings without sanitization or parameterization. Authenticated users with read-level API key permissions can inject arbitrary SQL through deviceIds, search, version_name, cursor, and actions parameters to access analytics data belonging to other users or applications.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 28% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CA
capgo · Cap-go
before 12.128.2 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-56221
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-56221
github.com
https://github.com/Cap-go/capgo/security/advisories/GHSA-f83x-p28r-pf74
www.vulncheck.com
https://www.vulncheck.com/advisories/cap-go-sql-injection-in-cloudflare-analytics-engine-queries-via-cloudflare-ts
More from capgo
9.4
CVE-2026-56073
Cap-go - OTP Bypass via Response Manipulation in Email Verification
9.1
CVE-2026-56081
Cap-go - Account Lockout via 2FA Misconfiguration on Unverified Email
8.2
CVE-2026-56245
Supabase Capgo - Unauthenticated Cross-Tenant Build-Time Accounting Poisoning via record_build_time RPC
7.5
CVE-2026-56339
Capgo - Unauthenticated Organization Existence Enumeration via rescind_invitation RPC
7.5
CVE-2026-56226
Capgo - Unauthenticated Organization Data Disclosure via get_orgs_v6 RPC