Cacti sanitize_sql_column() Regex Allowlist Permits SQL Time-Delay Functions Leading to Blind SQL Injection
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- SQL injection
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-89.
Summary
Cacti's sanitize_sql_column (lib/functions.php) sanitizes user-supplied ORDER BY column names using the regex . Because this allowlist retains letters, digits, underscore, parentheses, and dot (intended to support expressions like COUNT(id) and table.column), a payload such as passes through completely unmodified.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2026-71287
- 2026-10-03 Alias added: GHSA-7v66-c77r-g454
References
More Cacti vulnerabilities
- TI-2022-22813 Unauthenticated command injection in cacti KEVCVSS 3.1CRITICAL 9.8
- TI-2024-19663 Cacti command injection in cmd_realtime.php CVSS 3.1CRITICAL 10.0
- TI-2023-20500 Unauthenticated SQL Injection in graph_view.php in Cacti CVSS 3.1CRITICAL 9.8
- TI-2024-16869 Cacti RCE vulnerability when importing packages CVSS 3.1CRITICAL 9.1
- TI-2024-20809 SQL Injection vulnerability in automation_get_new_graphs_sql CVSS 3.1HIGH 8.8
- TI-2023-26750 Cacti SQL Injection vulnerability CVSS 3.1HIGH 8.8
Sources
- CVE-2026-71287 · CVE Program
- CVE-2026-71287 · NVD
- FIRST EPSS
- GHSA-7v66-c77r-g454 · GitHub Advisory Database · CC BY 4.0
- CVE-2026-71287 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences