From de0844659a1e6436c62e414a477421c1df642913 Mon Sep 17 00:00:00 2001
From: Oleksandr Zhevedenko <720803+Net-burst@users.noreply.github.com>
Date: Thu, 21 May 2026 11:59:37 -0400
Subject: [PATCH] Filter usersyncs with empty cookie family name

---
 .../server/spring/config/bidder/util/BidderDepsAssembler.java    | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/main/java/org/prebid/server/spring/config/bidder/util/BidderDepsAssembler.java b/src/main/java/org/prebid/server/spring/config/bidder/util/BidderDepsAssembler.java
index 1c0b27d1188..c86d62345df 100644
--- a/src/main/java/org/prebid/server/spring/config/bidder/util/BidderDepsAssembler.java
+++ b/src/main/java/org/prebid/server/spring/config/bidder/util/BidderDepsAssembler.java
@@ -149,6 +149,7 @@ private BidderInstanceDeps deps(String bidderName,
     private Usersyncer usersyncer(CFG configProperties, CookieFamilySource cookieFamilySource) {
         final UsersyncConfigurationProperties usersync = configProperties.getUsersync();
         final boolean usersyncPresent = usersync != null
+                && StringUtils.isNotBlank(usersync.getCookieFamilyName())
                 && ObjectUtils.anyNotNull(usersync.getRedirect(), usersync.getIframe());
         return usersyncPresent ? usersyncerCreator.apply(usersync, cookieFamilySource) : null;
     }