CVE-2023-0840 PHPCrazy cross site scripting
Remote attackers can inject malicious scripts via the username parameter in the admin user info page, potentially compromising user sessions.
- 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-2023-0840?
CVE-2023-0840 is a low-severity cross-site scripting vulnerability in PHPCrazy, published on 15 Feb 2023. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
A vulnerability classified as problematic was found in PHPCrazy 1.1.1. This vulnerability affects unknown code of the file admin/admin.php?action=users&mode=info&user=2. The manipulation of the argument username leads to cross site scripting. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. VDB-221086 is the identifier assigned to this vulnerability.
Weakness: CWE-79
Which versions are affected by CVE-2023-0840?
It affects 1 product.
Products include Phpcrazy Project Phpcrazy.
How do I fix CVE-2023-0840?
No fix has been published for CVE-2023-0840 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-2023-0840 being exploited?
There is no known exploitation of CVE-2023-0840 in the wild and no public exploit code.
Sources
Also known as GHSA-g2mh-9fg6-xgr5.