CVE-2021-26123 Cross-site scripting in n/a

Medium 6.1 Published Updated

Cross-site scripting vulnerability in XIST4C login pages allows attackers to inject malicious scripts, potentially leading to session hijacking or code execution.

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-2021-26123?

CVE-2021-26123 is a medium-severity cross-site scripting vulnerability in n/a, published on 7 May 2021. 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

LivingLogic XIST4C before 0.107.8 allows XSS via login.htm, login.wihtm, or login-form.htm.

Weakness: CWE-79

Which versions are affected by CVE-2021-26123?

It affects 1 product.

Products include Livinglogic Xist4c.

How do I fix CVE-2021-26123?

No fix has been published for CVE-2021-26123 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-2021-26123 being exploited?

There is no known exploitation of CVE-2021-26123 in the wild and no public exploit code.

Sources

Also known as GHSA-7j5m-ghqh-24h9.

Is CVE-2021-26123 in your software?

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