CVE-2023-48114 Cross-site scripting in n/a

Medium 5.4 Published Updated

Attackers can inject malicious scripts via SVG uploads due to flawed URL validation, potentially leading to session hijacking or code execution.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2023-48114?

CVE-2023-48114 is a medium-severity cross-site scripting vulnerability in n/a, published on 21 Dec 2023. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

SmarterTools SmarterMail 8495 through 8664 before 8747 allows stored XSS by using image/svg+xml and an uploaded SVG document. This occurs because the application tries to allow youtube.com URLs, but actually allows youtube.com followed by an @ character and an attacker-controlled domain name.

Weakness: CWE-79

Which versions are affected by CVE-2023-48114?

It affects 1 product.

Products include Smartertools Smartermail.

How do I fix CVE-2023-48114?

No fix has been published for CVE-2023-48114 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-2023-48114 being exploited?

There is no known exploitation of CVE-2023-48114 in the wild and no public exploit code.

Sources

Also known as GHSA-qmhv-fq76-x3j5.

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