CVE-2023-35335 Microsoft Dynamics 365 (on-premises) Cross-site Scripting Vulnerability

High 8.2 Published 11 Jul 2023 Updated 28 Feb 2025

Attackers can inject malicious scripts into Microsoft Dynamics 365 on-premises, potentially executing code or stealing data.

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-2023-35335?

CVE-2023-35335 is a high-severity cross-site scripting vulnerability in Microsoft Dynamics 365, published on 11 Jul 2023. 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

Microsoft Dynamics 365 (on-premises) Cross-site Scripting Vulnerability

Weakness: CWE-79

Which versions are affected by CVE-2023-35335?

It affects 1 product.

Products include Microsoft Dynamics 365.

How do I fix CVE-2023-35335?

No fix has been published for CVE-2023-35335 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-2023-35335 being exploited?

There is no known exploitation of CVE-2023-35335 in the wild and no public exploit code.

All Microsoft Dynamics 365 vulnerabilities

Sources

Also known as GHSA-24cr-56gf-fx38.