CVE-2022-4759 GigPress < 2.3.28 - Contributor+ Stored XSS via Shortcode
Contributors can inject malicious scripts via GigPress shortcode attributes, leading to stored XSS attacks on WordPress sites.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2022-4759?
CVE-2022-4759 is a medium-severity cross-site scripting vulnerability in Unknown GigPress, published on 13 Feb 2023. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Official description
The GigPress WordPress plugin before 2.3.28 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks
Which versions are affected by CVE-2022-4759?
It affects 1 product.
Products include Tri Gigpress.
How do I fix CVE-2022-4759?
No fix has been published for CVE-2022-4759 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-2022-4759 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-4759 exists.
Other vulnerabilities in Unknown GigPress
Sources
Also known as GHSA-rr77-8cxr-6h8g.