by Kastro
Paper/Archive/CVE-2025-59039

CVE-2025-59039

prebid prebid-universal-creative — Prebid Universal Creative on npm briefly compromised

EPSS 0.3%CVSS 9.3
critical.is priorityof 100
33
CVSS 9.3 (CNA)9.3 / 10 × 3027.9Not in CISA KEV+300.0EPSS percentile 27.2.272 × 205.4No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

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 The maintainers of PUC unpublished version 1.17.3.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

ProductAffectedFixed inSource
prebid-universal-creative= 1.17.3–CNA

Scores by source

GitHub_M (CNA)9.3CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

refgithub.com/prebid/prebid-universal-creative/security/advisories/GHSA-m662-56rj-8fmmrefsonatype.com/blog/npm-chalk-and-debug-packages-hit-in-software-supply-chain-attack