CVE-2025-0513 Cross-site scripting in Octopus Server

Low 1.8 Published Updated

Attackers can inject malicious code into error messages, potentially compromising users viewing the error page in Octopus Server.

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

What is CVE-2025-0513?

CVE-2025-0513 is a low-severity cross-site scripting vulnerability in Octopus Octopus Server, published on 11 Feb 2025. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

Official description

In affected versions of Octopus Server error messages were handled unsafely on the error page. If an adversary could control any part of the error message they could embed code which may impact the user viewing the error message.

Weakness: CWE-79

Which versions are affected by CVE-2025-0513?

It affects 1 product.

Products include Octopus Octopus Server.

How do I fix CVE-2025-0513?

No fix has been published for CVE-2025-0513 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-2025-0513 being exploited?

There is no known exploitation of CVE-2025-0513 in the wild and no public exploit code.

All Octopus Octopus Server vulnerabilities

Sources

Also known as GHSA-xm77-x3f8-rr93.

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