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Medium 5.3Published Mar 24, 2026
CVE-2026-23923An unauthenticated attacker can exploit the Frontend 'validate' action to blindly instantiate arbitrary PHP classes.
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
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An unauthenticated attacker can exploit the Frontend 'validate' action to blindly instantiate arbitrary PHP classes. The impact depends on environment setup but appears limited at this time.
- CVSS
- 5.3 MEDIUM (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- Weakness (CWE)
- CWE-470
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Analyzed
- Record last updated
- Sep 10, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
zabbix zabbix zabbix:zabbix | from 7.4.0 before 7.4.7 | NVD |
References
- https://support.zabbix.com/browse/ZBX-27641vendor-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.