CVE-2022-4027 Simple:Press <= 6.8 - Unauthenticated Stored Cross-Site Scripting via Forum Replies
Unauthenticated attackers can inject arbitrary scripts into forum replies, leading to script execution when users view the page.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2022-4027?
CVE-2022-4027 is a high-severity cross-site scripting vulnerability in simplepress Simple:Press Forum, published on 29 Nov 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The Simple:Press plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'postitem' parameter manipulated during a forum response in versions up to, and including, 6.8 due to insufficient input sanitization and output escaping that makes injecting object and embed tags possible. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages when responding to forum threads that will execute whenever a user accesses an injected page.
Weakness: CWE-79
Which versions are affected by CVE-2022-4027?
It affects 1 product.
Products include Simple-Press Simple\.
How do I fix CVE-2022-4027?
No fix has been published for CVE-2022-4027 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-2022-4027 being exploited?
There is no known exploitation of CVE-2022-4027 in the wild and no public exploit code.
Other vulnerabilities in simplepress Simple:Press Forum
- CVE-2020-36706 Simple:Press – WordPress Forum Plugin <= 6.6.0 - Arbitrary File Upload
- CVE-2022-4030 Simple:Press <= 6.8 - Authenticated (Subscriber+) Path Traversal to Arbitrary File Deletion
- CVE-2022-4028 Simple:Press <= 6.8 - Authenticated (Subscriber+) Stored Cross-Site Scripting via Profile Signatures
- CVE-2022-4029 Simple:Press <= 6.8 - Reflected Cross-Site Scripting via Cookie Value
- CVE-2022-4031 Simple:Press <= 6.8 - Authenticated (Admin+) Path Traversal to Arbitrary File Modification
Sources
Also known as GHSA-6whf-qw6r-8hgw.