CVE-2021-47885 Payment Terminal Multiple Versions Non-Persistent Cross-Site Scripting
Attackers can inject malicious scripts into payment terminal input fields to hijack sessions or conduct phishing attacks against users.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2021-47885?
CVE-2021-47885 is a medium-severity cross-site scripting vulnerability in Authorize.net PayPal PRO Payment Terminal, published on 1 Feb 2026. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
Multiple payment terminal versions contain non-persistent cross-site scripting vulnerabilities in billing and payment information input fields. Attackers can inject malicious script code through vulnerable parameters to manipulate client-side requests and potentially execute session hijacking or phishing attacks.
Weakness: CWE-79
Which versions are affected by CVE-2021-47885?
How do I fix CVE-2021-47885?
No fix has been published for CVE-2021-47885 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2021-47885 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2021-47885 exists.
Sources
Also known as GHSA-xxf8-9qjj-54jj.