Malicious Code Risk in Prebid.js Library by Prebid
CVE-2025-59038

8.6HIGH

Key Information:

Vendor

Prebid

Status
Prebid.js
Vendor
CVE Published:
9 September 2025

What is CVE-2025-59038?

A vulnerability in Prebid.js, specifically in version 10.9.2, has exposed users to a malware campaign that can redirect cryptocurrency transactions to unauthorized wallets. This particularly affects publishers utilizing header bidding through the library. Users are encouraged to upgrade to version 10.10.0 to mitigate this risk, or temporarily downgrade to version 10.9.1 as a workaround. The incident underscores the importance of securing dependencies in software development.

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Deploy the Patch

Affected Version(s)

Prebid.js = 10.9.2

References

https://github.com/prebid/Prebid.js/security/advisories/G...
x_refsource_CONFIRM
https://www.sonatype.com/blog/npm-chalk-and-debug-package...
x_refsource_MISC

CVSS V4

Score:
8.6
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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