CVE-2025-59039
Prebid Universal Creative on npm briefly compromised
- State
- Published
- Severity
- 9.3 Critical
- Published
- Sep 9, 2025
- Updated
- Sep 10, 2025
- Reserved
- Sep 8, 2025
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 The maintainers of PUC unpublished version 1.17.3.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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 9.3 Critical | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N | GitHub_M |
Weaknesses
- CWE-506 Embedded Malicious Code
Affected Products
| Product | Versions |
|---|---|
prebid-universal-creativeprebid |
|
References
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