CVE-2020-25121 Cross-site scripting in n/a
An attacker can inject malicious scripts into the Paid Subscription Email Notification field in the vBulletin Admin CP, potentially compromising user sessions.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2020-25121?
CVE-2020-25121 is a medium-severity cross-site scripting vulnerability in Vbulletin Vbulletin, published on 3 Sep 2020. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Official description
The Admin CP in vBulletin 5.6.3 allows XSS via the Paid Subscription Email Notification field in the Options.
Weakness: CWE-79
Which versions are affected by CVE-2020-25121?
It affects 1 product.
Products include Vbulletin Vbulletin.
How do I fix CVE-2020-25121?
No fix has been published for CVE-2020-25121 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-2020-25121 being exploited?
There is no known exploitation of CVE-2020-25121 in the wild and no public exploit code.
Other vulnerabilities in Vbulletin Vbulletin
- CVE-2020-17496 vBulletin PHP Module Remote Code Execution
- CVE-2019-16759 vBulletin PHP Module Remote Code Execution
- CVE-2025-48827 vBulletin 5.0.0 through 5.7.5 and 6.0.0 through 6.0.3 allows unauthenticated users to invoke protected API controllers' methods when running
- CVE-2023-25135 Deserialization in n/a
- CVE-2020-7373 Code injection in n/a
Sources
Also known as GHSA-vx2g-r3ch-4r2c.