What’s Vulnerable › Vulnerabilities
CVE-2026-31845: Rukovoditel CRM Reflected XSS via zd_echo Parameter in Zadarma Telephony API Endpoint
- Severity: critical (CVSS 9.3 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.4% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-04-11 · updated 2026-10-26
- Weakness: CWE-79
Description
A reflected cross-site scripting (XSS) vulnerability exists in Rukovoditel CRM version 3.6.4 and earlier in the Zadarma telephony API endpoint (/api/tel/zadarma.php). The application directly reflects user-supplied input from the 'zd_echo' GET parameter into the HTTP response without proper sanitization, output encoding, or content-type restrictions.
Affected products
- Rukovoditel CRM: 3.6.4
References
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