Vulnerability in Revive Adserver

CVE-2026-34912

A missing access control check when linking banners or campaigns to a zone through the zone-include.php script of Revive Adserver 6.0.6 and earlier, or via its API allows a low‑privileged user could link their zones to banners or campaigns…

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-34912?
CVE-2026-34912 is a medium-severity vulnerability in Revive Adserver, classified under Improper Access Control. CVSS score: 4.3/10. Published 2026-06-23.
How severe is CVE-2026-34912?
Medium severity. CVSS v3 base score is 4.3 out of 10.