CVE-2025-52624 HCL AION is susceptible to Bypass of the script allow list configuration vulnerability

Medium 5.4 Published Updated

Incorrect CSP configuration in HCL AION allows unauthorized script execution, enabling cross-site scripting attacks.

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-2025-52624?

CVE-2025-52624 is a medium-severity cross-site scripting vulnerability in HCL AION, published on 10 Oct 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

A vulnerability  Bypass of the script allowlist configuration in HCL AION. 

An incorrectly configured Content-Security-Policy header may allow unauthorized scripts to execute, increasing the risk of cross-site scripting and other injection-based attacks.This issue affects AION: 2.0.

Weakness: CWE-79, CWE-1032

Which versions are affected by CVE-2025-52624?

It affects 1 product.

Products include Hcltech Aion.

How do I fix CVE-2025-52624?

No fix has been published for CVE-2025-52624 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-2025-52624 being exploited?

There is no known exploitation of CVE-2025-52624 in the wild and no public exploit code.

Sources

Also known as GHSA-9qg7-6j9m-fqcj.

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