CVE-2023-37535 HCL Domino Volt and Domino Leap are affected by a Cross-site scripting (XSS) vulnerability

High 7.1 Published Updated

Attackers can inject scripts via query parameters in HCL Domino Volt and Leap due to insufficient URI protocol whitelisting.

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-2023-37535?

CVE-2023-37535 is a high-severity cross-site scripting vulnerability in HCL Domino Leap, published on 30 Apr 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

Insufficient URI protocol whitelist in HCL Domino Volt and Domino Leap allow script injection through query parameters.

Weakness: CWE-79

Which versions are affected by CVE-2023-37535?

It affects 1 product.

Products include Hcltech Domino Leap.

How do I fix CVE-2023-37535?

No fix has been published for CVE-2023-37535 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-2023-37535 being exploited?

There is no known exploitation of CVE-2023-37535 in the wild and no public exploit code.

Sources

Also known as GHSA-2qwx-gxrj-p2mw.

Is CVE-2023-37535 in your software?

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