CVE-2011-5251 Open redirect in n/a
Remote attackers can redirect users to malicious sites via the login page, facilitating phishing attacks against vBulletin forum users.
- 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
- None listed
What is CVE-2011-5251?
CVE-2011-5251 is a medium-severity vulnerability in Vbulletin Vbulletin, published on 31 Dec 2012. 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
Open redirect vulnerability in forum/login.php in vBulletin 4.1.3 and earlier allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via the url parameter in a lostpw action.
Weakness: CWE-20
Which versions are affected by CVE-2011-5251?
It affects 1 product.
Products include Vbulletin Vbulletin.
How do I fix CVE-2011-5251?
No fix has been published for CVE-2011-5251 yet. Limit exposure of the affected software until one is available.
Is CVE-2011-5251 being exploited?
There is no known exploitation of CVE-2011-5251 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-5fjp-86vc-f4r2.