CVE-2022-4300 FastCMS Template edit injection
Remote attackers can execute arbitrary code via injection in the FastCMS template editing feature.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2022-4300?
CVE-2022-4300 is a medium-severity code injection vulnerability in unspecified FastCMS, published on 6 Dec 2022. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A vulnerability was found in FastCMS. It has been rated as critical. This issue affects some unknown processing of the file /template/edit of the component Template Handler. The manipulation leads to injection. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-214901 was assigned to this vulnerability.
Which versions are affected by CVE-2022-4300?
It affects 1 product.
Products include Xjd2020 Fastcms.
How do I fix CVE-2022-4300?
No fix has been published for CVE-2022-4300 yet. Limit exposure of the affected software until one is available.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2022-4300 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-4300 exists.
Other vulnerabilities in unspecified FastCMS
- CVE-2026-26682 An issue in fastCMS before v.0.1.6 allows a local attacker to execute arbitrary code via the PluginController.java component
- CVE-2025-2593 FastCMS list sql injection
- CVE-2024-7733 FastCMS New Article Category Page cross site scripting
- CVE-2023-1111 FastCMS New Article Tab cross site scripting
- CVE-2025-1332 FastCMS Template Menu menu cross site scripting
Sources
Also known as GHSA-8794-4h24-66xp.