CVE-2021-4431 msyk FMDataAPI FMDataAPI_Sample.php cross site scripting
A cross-site scripting vulnerability in the FMDataAPI library allows remote attackers to inject malicious scripts, requiring an upgrade to version 23.
- 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-2021-4431?
CVE-2021-4431 is a low-severity cross-site scripting vulnerability in msyk FMDataAPI, published on 7 Nov 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 has been found in msyk FMDataAPI up to 22. Affected is an unknown function of the file FMDataAPI_Sample.php. The manipulation leads to cross site scripting. It is possible to launch the attack remotely. Upgrading to version 23 is able to address this issue. The patch is identified as 3bd1709a8f7b1720529bf5dfc9855ad609f436cf. It is recommended to upgrade the affected component. VDB-244494 is the identifier assigned to this vulnerability.
Weakness: CWE-79
Which versions are affected by CVE-2021-4431?
It affects 1 product.
Products include Msyk Fmdataapi.
How do I fix CVE-2021-4431?
No fix has been published for CVE-2021-4431 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-2021-4431 being exploited?
There is no known exploitation of CVE-2021-4431 in the wild and no public exploit code.
Sources
Also known as GHSA-5r5w-vh62-8499.