CVE-2025-64984 Cross-site scripting in Kaspersky Endpoint Security
Attackers can execute reflected XSS via phishing, potentially bypassing security controls in Kaspersky Endpoint Security products.
- 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-2025-64984?
CVE-2025-64984 is a medium-severity cross-site scripting vulnerability in Kaspersky Endpoint Security, published on 20 Nov 2025. 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
Kaspersky has fixed a security issue in Kaspersky Endpoint Security for Linux (any version with anti-virus databases prior to 18.11.2025), Kaspersky Industrial CyberSecurity for Linux Nodes (any version with anti-virus databases prior to 18.11.2025), and Kaspersky Endpoint Security for Mac (12.0.0.325, 12.1.0.553, and 12.2.0.694 with anti-virus databases prior to 18.11.2025) that could have allowed a reflected XSS attack to be carried out by an attacker using phishing techniques.
Weakness: CWE-79
Which versions are affected by CVE-2025-64984?
How do I fix CVE-2025-64984?
No fix has been published for CVE-2025-64984 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-2025-64984 being exploited?
There is no known exploitation of CVE-2025-64984 in the wild and no public exploit code.
Sources
Also known as GHSA-rvp4-rvvx-gcmr.