CVE-2023-1259 Hotjar <= 1.0.15 - Authenticated (Administrator+) Stored Cross-Site Scripting
Administrators can inject arbitrary scripts via site ID in Hotjar plugin, affecting multi-site or unfiltered_html disabled installations.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2023-1259?
CVE-2023-1259 is a medium-severity cross-site scripting vulnerability in Hotjar, published on 14 Oct 2023. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
The Hotjar plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the hotjar_site_id in versions up to, and including, 1.0.15 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.
Weakness: CWE-79
Which versions are affected by CVE-2023-1259?
It affects 1 product.
Products include Hotjar Hotjar.
How do I fix CVE-2023-1259?
No fix has been published for CVE-2023-1259 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-2023-1259 being exploited?
There is no known exploitation of CVE-2023-1259 in the wild and no public exploit code.
Sources
Also known as GHSA-q7vg-v528-qjwj.