Critical severityGHSA Advisory· Published Sep 9, 2025· Updated Apr 15, 2026

CVE-2025-59039

Description

Prebid Universal Creative (PUC) is a JavaScript API to render multiple formats. Npm users of PUC 1.17.3 or PUC latest were briefly affected by crypto-related malware. This includes the extremely popular jsdelivr hosting of this file. The maintainers of PUC unpublished version 1.17.3. Users should see Prebid.js 9 release notes for suggestions on moving off the deprecated workflow of using the PUC or pointing to a dynamic version of it. PUC users pointing to latest should transition to 1.17.2 as soon as possible to avoid similar attacks in the future.

Affected products

Prebid/Prebid Universal CreativeGHSA
Range: = 1.17.3

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

github.com/advisories/GHSA-m662-56rj-8fmmghsaADVISORY
nvd.nist.gov/vuln/detail/CVE-2025-59039ghsaADVISORY
github.com/prebid/prebid-universal-creative/security/advisories/GHSA-m662-56rj-8fmmnvdWEB
www.sonatype.com/blog/npm-chalk-and-debug-packages-hit-in-software-supply-chain-attacknvdWEB

News mentions

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