View at Official debian advisory, NVD, CVE.org · CVE detail
Freshness: upstream tracker timestamp is available; use API updated time as primary recency signal.
CVE-2026-23923 unimportant priority: Debian including 1 source packages (zabbix), 4 status rows across 4 suites (bookworm, bullseye, sid, trixie): resolved 4.
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.