CVE-2023-36385 WordPress PostX – Gutenberg Blocks for Post Grid Plugin <= 2.9.9 is vulnerable to Cross Site Scripting (XSS)
Unauthenticated attackers can execute arbitrary scripts in victim browsers via reflected XSS in the PostX Gutenberg Blocks 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-2023-36385?
CVE-2023-36385 is a high-severity cross-site scripting vulnerability in wpxpo PostX – Gutenberg Post Grid Blocks, published on 25 Jul 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
Unauth. Reflected Cross-Site Scripting (XSS) vulnerability in wpxpo PostX – Gutenberg Post Grid Blocks plugin <= 2.9.9 versions.
Weakness: CWE-79
Which versions are affected by CVE-2023-36385?
It affects 1 product.
Products include Wpxpo Postx.
How do I fix CVE-2023-36385?
No fix has been published for CVE-2023-36385 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-2023-36385 being exploited?
There is no known exploitation of CVE-2023-36385 in the wild and no public exploit code.
Other vulnerabilities in wpxpo PostX – Gutenberg Post Grid Blocks
- CVE-2024-10728 PostX <= 4.1.16 - Missing Authorization to Arbitrary Plugin Installation/Activation
- 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-2023-3992 PostX - Gutenberg Post Grid Blocks < 3.0.6 - Reflected Cross-Site Scripting
- CVE-2024-31246 WordPress PostX plugin <= 3.2.3 - Author+ Post/Page Duplication vulnerability
Sources
Also known as GHSA-47mw-4hx7-m2xr.