CVE-2010-4536 Cross-site scripting in n/a
Remote attackers can inject arbitrary web script or HTML via KSES sanitization flaws, affecting WordPress installations.
- 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
- Available
What is CVE-2010-4536?
CVE-2010-4536 is a medium-severity cross-site scripting vulnerability in Wordpress Wordpress, published on 3 Jan 2011. 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
Multiple cross-site scripting (XSS) vulnerabilities in KSES, as used in WordPress before 3.0.4, allow remote attackers to inject arbitrary web script or HTML via vectors related to (1) the & (ampersand) character, (2) the case of an attribute name, (3) a padded entity, and (4) an entity that is not in normalized form.
Weakness: CWE-79
Which versions are affected by CVE-2010-4536?
It affects 1 product.
Products include Wordpress Wordpress.
How do I fix CVE-2010-4536?
Upgrade to a fixed version.
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-2010-4536 being exploited?
There is no known exploitation of CVE-2010-4536 in the wild and no public exploit code.
Other vulnerabilities in Wordpress Wordpress
Sources
Also known as DEBIAN-CVE-2010-4536, GHSA-x7cw-w76m-9h8q.