Vulnerability · Published Aug 18, 2026 · Assigned by Zabbix
CVE-2026-23922Email media OAuth secret leak to Super Admin
Low 2.1
In plain English
A low-severity security flaw in Zabbix from Zabbix. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 32% of all known vulnerabilities).
Severity (CVSS 4.0)2.1Low
Exploit odds (30 days)0.4%top 68.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official 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 packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu:26.04:LTS | zabbix | no fix listed | UBUNTU-CVE-2026-23922 |
| Ubuntu:26.10 | zabbix | no fix listed | UBUNTU-CVE-2026-23922 |
Affected products (as reported)
Weakness: CWE-522 · Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N