CVE-2024-47140 Cross-site scripting in Observium

High 8.7 Published 15 Jan 2025 Updated 15 Jan 2025

An authenticated user clicking a malicious link can trigger arbitrary JavaScript execution in Observium CE, potentially leading to account takeover.

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-2024-47140?

CVE-2024-47140 is a high-severity cross-site scripting vulnerability in Observium, published on 15 Jan 2025. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

A cross-site scripting (xss) vulnerability exists in the add_alert_check page of Observium CE 24.4.13528. A specially crafted HTTP request can lead to a arbitrary javascript code execution. An authenticated user would need to click a malicious link provided by the attacker.

Weakness: CWE-79

Which versions are affected by CVE-2024-47140?

It affects 1 product.

Products include Observium Observium.

How do I fix CVE-2024-47140?

No fix has been published for CVE-2024-47140 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-2024-47140 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-47140 exists.

Sources

Also known as GHSA-q473-3jgq-vvhm.