CVE-2023-3992 PostX - Gutenberg Post Grid Blocks < 3.0.6 - Reflected Cross-Site Scripting
Attackers can inject malicious scripts via unsanitized parameters, potentially compromising admin accounts in the PostX WordPress plugin.
- 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-2023-3992?
CVE-2023-3992 is a medium-severity cross-site scripting vulnerability in Unknown PostX, published on 30 Aug 2023. 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
The PostX WordPress plugin before 3.0.6 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin
Which versions are affected by CVE-2023-3992?
It affects 1 product.
Products include Wpxpo Postx.
How do I fix CVE-2023-3992?
No fix has been published for CVE-2023-3992 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-2023-3992 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-3992 exists.
Other vulnerabilities in Unknown PostX
- CVE-2024-10728 PostX <= 4.1.16 - Missing Authorization to Arbitrary Plugin Installation/Activation
- CVE-2023-36385 WordPress PostX – Gutenberg Blocks for Post Grid Plugin <= 2.9.9 is vulnerable to Cross Site Scripting (XSS)
- CVE-2024-4305 PostX < 4.1.0 - Contributor+ Stored XSS
- CVE-2024-50443 WordPress PostX plugin <= 4.1.12 - Cross Site Scripting (XSS) vulnerability
- CVE-2024-31246 WordPress PostX plugin <= 3.2.3 - Author+ Post/Page Duplication vulnerability
Sources
Also known as GHSA-xpfj-gvqx-gmx2.