CVE-2025-59038 Prebid.js NPM package briefly compromised
Attackers injected malicious code into a compromised npm package to redirect cryptocurrency transactions to their wallets.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2025-59038?
CVE-2025-59038 is a high-severity vulnerability in Prebid.js, published on 9 Sep 2025. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
Prebid.js is a free and open source library for publishers to quickly implement header bidding. NPM users of prebid 10.9.2 may have been briefly compromised by a malware campaign. The malicious code attempts to redirect crypto transactions on the site to the attackers' wallet. Version 10.10.0 fixes the issue. As a workaround, it is also possible to downgrade to 10.9.1.
Weakness: CWE-506
Which versions are affected by CVE-2025-59038?
How do I fix CVE-2025-59038?
Upgrade to a fixed version.
Is CVE-2025-59038 being exploited?
There is no known exploitation of CVE-2025-59038 in the wild and no public exploit code.