CVE-2026-23921
UNSCOREDDescription
A low privilege Zabbix user with API access can exploit a blind SQL injection vulnerability in include/classes/api/CApiService.php to execute arbitrary SQL selects via the sortfield parameter. Although query results are not returned directly, an attacker can exfiltrate arbitrary database data through time-based techniques, potentially leading to session identifier disclosure and administrator account compromise.
How to fix
Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.
CVSS v3.1 Vector
No CVSS vector data available.
Exploit Intelligence
Low risk: more likely to be exploited than 15% of all known CVEs.
References
Related Vulnerabilities
Other CWE-89 (SQL Injection) vulnerabilities, ordered by exploit likelihood. View all
| CVE | Severity | CVSS | EPSS | Exploited | Fix |
|---|---|---|---|---|---|
| CVE-2014-3704 | High | 7.5 | 100% | - | Fix |
| CVE-2015-7297 | High | 7.5 | 100% | - | - |
| CVE-2024-29824 | High | 8.8 | 100% | KEV | Fix |
| CVE-2023-34362 | Critical | 9.8 | 100% | KEV + Ransom | Fix |
| CVE-2019-7481 | High | 7.5 | 100% | KEV + Ransom | Fix |
| CVE-2024-29826 | High | 8.8 | 100% | - | Fix |
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Markdown
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Start freeThis product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-03-25.