Vulnerabilities in pkg:npm/prebid-universal-creative

PACKAGE
Advisory Identifier: GHSA-m662-56rj-8fmm
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Advisory Summary

CVE-2025-59039 is a CRITICAL prebid-universal-creative latest on npm briefly vulnerability (CWE-506: Embedded Malicious Code) affecting Prebid universal creative libraries in the npm ecosystem. The issue involves prebid-universal-creative latest on npm briefly compromised. Remediation is available in the latest vendor maintenance releases.

1 Known Advisory Record(s)
Package Vulnerability Intelligence

pkg:npm/prebid-universal-creative

1 Known Advisory Record(s)

Vulnerability advisories affecting package pkg:npm/prebid-universal-creative. Select an advisory below to view technical details or fixes.

Advisory ID CVE / NVD Severity Summary
GHSA-m662-56rj-8fmm CVE-2025-59039 CRITICAL Prebid-universal-creative latest on npm briefly compromised

CVE-2025-59039 at a Glance

CVE Identifier CVE-2025-59039
GHSA Identifier GHSA-m662-56rj-8fmm
Severity CRITICAL
CVSS v3.1 Base Score N/A
CWE Classification CWE-506: Embedded Malicious Code
Affected Product Prebid universal creative
Package Ecosystem npm
Published Date
Last Updated

How to Fix CVE-2025-59039

To remediate this vulnerability, upgrade all affected Prebid universal creative dependencies to a patched release. Both direct and transitive dependencies should be checked, as frameworks or security libraries may pull in vulnerable versions transitively.

prebid-universal-creative fixed: Latest secure release 
npm install prebid-universal-creative@Latest secure release
Verify Direct and Transitive Dependencies

Run the following command in your project directory to verify that all resolved dependencies use the patched release: 

npm ls prebid-universal-creative

How to Check if You Are Affected

To determine whether your Node.js application is affected by CVE-2025-59039, inspect your project dependencies using npm:

npm ls prebid-universal-creative

Analyze the terminal output to locate any version of Prebid universal creative in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than the patched release), your application is affected.

Note: The npm ls prebid-universal-creative command inspects dependencies declared in your package.json and lockfile; it does not perform automated runtime dynamic scanning.

Technical Details

Vulnerability Mechanism & Technical Analysis

This vulnerability is classified under CWE-506: Embedded Malicious Code, where the product contains code that appears to be malicious in nature. In Prebid universal creative, software state validation or input boundaries are circumvented during processing. Review the official source advisory statement below for specific affected components, classes, and reproduction details.

Source Advisory Statement

### Impact Npm users of PUC 1.17.3 or PUC latest were briefly affected by crypto-related malware detailed in the blog post below. This includes the extremely popular jsdelivr hosting of this file. ### Patches We unpublished the version on npm. ### Workarounds This has already been unpublished. 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 ASAP to avoid similar attacks in the future. ### References https://www.sonatype.com/blog/npm-chalk-and-debug-packages-hit-in-software-supply-chain-attack

CVE-2025-59039 Affected Prebid universal creative Versions

1 component(s)
Product / Package Ecosystem Affected Versions Fixed Version
prebid-universal-creative
npm/prebid-universal-creative
npm
1.17.3
All 1 versions
1.17.3
None specified

References

GitHub Advisory / Wiki ADVISORY
https://github.com/prebid/prebid-universal-creative/security/advisories/GHSA-m662-56rj-8fmm
NVD — CVE-2025-59039 NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-59039
Prebid universal creative Source Repository REPOSITORY
https://github.com/prebid/prebid-universal-creative
www.sonatype.com/blog/npm-chalk-and-... WEB
https://www.sonatype.com/blog/npm-chalk-and-debug-packages-hit-in-software-supply-chain-attack

Frequently Asked Questions

What is CVE-2025-59039?
CVE-2025-59039 is a security vulnerability in Prebid universal creative involving Prebid-universal-creative latest on npm briefly compromised under CWE-506: Embedded Malicious Code.
Which Prebid universal creative versions are affected?
Affected versions include releases prior to current release patches across affected packages: prebid-universal-creative.
What version fixes CVE-2025-59039?
Upgrading to current release patches (or the latest patched release for your respective branch) resolves the vulnerability.
Is prebid-universal-creative affected?
Yes, prebid-universal-creative is affected in releases prior to Latest secure release. Upgrade your dependency to Latest secure release or later.
What CWE is associated with CVE-2025-59039?
CVE-2025-59039 is classified under CWE-506: Embedded Malicious Code (The product contains code that appears to be malicious in nature.).
How can I check npm dependencies for CVE-2025-59039?
Run the dependency tree command: 'npm ls prebid-universal-creative'. This command lists direct and transitive dependencies in your build configuration so you can verify if a vulnerable version is resolved.
Machine-readable OSV JSON OSV v1.5 Schema
Normalized schema output
View Raw JSON 
{
  "schema_version" : "1.4.0",
  "id" : "GHSA-m662-56rj-8fmm",
  "modified" : "2025-09-11T14:24:37Z",
  "published" : "2025-09-11T14:24:37Z",
  "aliases" : [ "CVE-2025-59039" ],
  "summary" : "Prebid-universal-creative latest on npm briefly compromised",
  "details" : "### Impact\nNpm users of PUC 1.17.3 or PUC latest were briefly affected by crypto-related malware detailed in the blog post below. This includes the extremely popular jsdelivr hosting of this file. \n\n### Patches\nWe unpublished the version on npm.\n\n### Workarounds\nThis has already been unpublished. 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 ASAP to avoid similar attacks in the future.\n\n### References\nhttps://www.sonatype.com/blog/npm-chalk-and-debug-packages-hit-in-software-supply-chain-attack",
  "severity" : [ {
    "type" : "CVSS_V4",
    "score" : "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"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "npm",
      "name" : "prebid-universal-creative"
    },
    "versions" : [ "1.17.3" ]
  } ],
  "references" : [ {
    "type" : "WEB",
    "url" : "https://github.com/prebid/prebid-universal-creative/security/advisories/GHSA-m662-56rj-8fmm"
  }, {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2025-59039"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/prebid/prebid-universal-creative"
  }, {
    "type" : "WEB",
    "url" : "https://www.sonatype.com/blog/npm-chalk-and-debug-packages-hit-in-software-supply-chain-attack"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-506" ],
    "severity" : "CRITICAL",
    "github_reviewed" : true,
    "github_reviewed_at" : "2025-09-11T14:24:37Z",
    "nvd_published_at" : "2025-09-09T23:15:37Z"
  }
}