What’s Vulnerable › Vulnerabilities
CVE-2026-23922: Email media OAuth secret leak to Super Admin
- Severity: medium (CVSS 4.9 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: 2026-08-18 · updated 2026-09-08
- Weakness: CWE-522
Description
The email media OAuth field 'Client secret' cannot be read after saving, but a Super Admin can leak it by setting a malicious 'Token endpoint'. Changes were made to reset the client secret upon changing the token endpoint.
Affected products
- Zabbix: from 7.4.0 before 7.4.9 — fixed in 7.4.9
How to fix
Upgrade to a fixed version: Zabbix 7.4.9. Check the vendor advisory for mitigations.
References
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