prebid server vulnerabilities

Latest prebid server CVEs

Newest publication first

1. CVE-2026-54735 prebid-server's request forgery vulnerability allows for possible host environment data extraction

   Published 2026-07-29

   Critical·CVSS 10.0 EPSS 0.61%

   Prebid Server is an open-source solution for running real-time advertising auctions in the cloud. Prior to version 4.4.0, certain bidder adapters in Prebid Server interpolate user-supplied parameters into outbound request URLs without properly validating host and subdomain values...

Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.