PatchSiren cyber security CVE debrief
CVE-2026-63080 aptabase CVE debrief
CVE-2026-63080 is a SQL injection vulnerability in Aptabase's ClickHouse query backend. The vulnerability allows authenticated attackers to read event data across all tenants by injecting unsanitized filter parameters into Liquid SQL templates. Attackers can supply malicious values through EventName, CountryCode, OsName, DeviceModel, AppVersion, or SessionId parameters to inject a UNION ALL statement that bypasses the app_id tenant isolation filter across thirteen of the fifteen stats API endpoints.
- Vendor
- aptabase
- Product
- Unknown
- CVSS
- HIGH 7.1
- CISA KEV
- Not listed in stored evidence
- Original CVE published
- 2026-07-21
- Original CVE updated
- 2026-07-22
- Advisory published
- 2026-07-21
- Advisory updated
- 2026-07-22
Who should care
Organizations using Aptabase for event tracking and analytics should prioritize patching this vulnerability to prevent potential data breaches. Security teams and administrators responsible for maintaining Aptabase installations should be aware of this vulnerability and take immediate action to mitigate the risk.
Technical summary
The vulnerability exists in the ClickHouse query backend of Aptabase, specifically in the handling of filter parameters in Liquid SQL templates. An attacker can inject malicious SQL code through various parameters, including EventName, CountryCode, OsName, DeviceModel, AppVersion, and SessionId. This allows them to bypass tenant isolation and access event data across all tenants. The vulnerability affects thirteen out of fifteen stats API endpoints.
Defensive priority
High
Recommended defensive actions
- Apply the patch or update to the latest version of Aptabase
- Restrict access to the affected API endpoints
- Monitor for suspicious activity and implement additional logging
- Perform regular security audits and vulnerability assessments
- Implement Web Application Firewall (WAF) rules to detect and prevent SQL injection attacks
Evidence notes
The CVE record was published on 2026-07-21T21:16:52.567Z and last modified on 2026-07-22T19:17:12.867Z. The NVD entry is currently Received. The vulnerability was reported by Vulncheck and other sources.
Sources and references
Verified primary and authoritative sources
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CVE-2026-63080 CVE Program record
Publisher, destination, and source semantics verified
URL: https://www.cve.org/CVERecord?id=CVE-2026-63080
CVE Program - Official CVE Program record with source-provided CVE metadata.
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CVE-2026-63080 NVD vulnerability detail
Publisher, destination, and source semantics verified
URL: https://nvd.nist.gov/vuln/detail/CVE-2026-63080
NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.
Supplemental references
-
Source reference
Unverified legacy reference
URL: https://www.vulncheck.com/advisories/aptabase-sql-injection-via-clickhouse-query-backend
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Source reference
Unverified legacy reference
URL: https://yoyochaud.fr/en/chaud/cve-2026-63080-aptabase-sql-injection/
Methodology and review provenance
AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.