CVE-2023-49839 Reflected Cross-Site Scripting vulnerability in multiple WordPress components by KlbTheme
Reflected Cross-Site Scripting in multiple KlbTheme WordPress themes allows attackers to inject malicious scripts into web pages viewed by other users.
- 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-2023-49839?
CVE-2023-49839 is a high-severity cross-site scripting vulnerability in KlbTheme Bacola theme (core plugin), published on 26 Mar 2024. 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
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in KlbTheme Cosmetsy theme (core plugin), KlbTheme Partdo theme (core plugin), KlbTheme Bacola theme (core plugin), KlbTheme Medibazar theme (core plugin), KlbTheme Furnob theme (core plugin), KlbTheme Clotya theme (core plugin) allows Reflected XSS.This issue affects Cosmetsy theme (core plugin): from n/a through 1.3.0; Partdo theme (core plugin): from n/a through 1.0.9; Bacola theme (core plugin): from n/a through 1.3.3; Medibazar theme (core plugin): from n/a through 1.2.3; Furnob theme (core plugin): from n/a through 1.1.7; Clotya theme (core plugin): from n/a through 1.1.5.
Weakness: CWE-79
Which versions are affected by CVE-2023-49839?
How do I fix CVE-2023-49839?
No fix has been published for CVE-2023-49839 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-2023-49839 being exploited?
There is no known exploitation of CVE-2023-49839 in the wild and no public exploit code.
Sources
Also known as GHSA-8rgx-p5cx-vq85.