CVE-2026-75626 SpiderFoot Stored Cross-Site Scripting via Correlation Titles

Critical 9.3 Published Updated

Attackers can inject malicious scripts into SpiderFoot correlation titles, leading to script execution in the operator's browser and potential API key theft.

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-2026-75626?

CVE-2026-75626 is a critical cross-site scripting vulnerability in smicallef spiderfoot, published on 18 Aug 2026. 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

SpiderFoot fails to HTML-escape correlation titles built from external scan data sources including server banners and metadata. Attackers can inject malicious HTML elements with event handlers into correlation results that execute scripts in the operator's browser when the correlations view is opened, potentially stealing API keys.

Weakness: CWE-79

Which versions are affected by CVE-2026-75626?

How do I fix CVE-2026-75626?

No fix has been published for CVE-2026-75626 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-2026-75626 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-75626 exists.

Sources

Also known as GHSA-26xf-786q-vrw9.

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