CVE-2026-24010 Horilla has HTML Injection Issue that, with Phishing, Leads to Account Takeover

High 8.8 Published Updated

Authenticated users can upload malicious HTML files to create phishing pages, stealing credentials and enabling account takeover.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-24010?

CVE-2026-24010 is a high-severity vulnerability in horilla-opensource horilla, published on 22 Jan 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Horilla is a free and open source Human Resource Management System (HRMS). A critical File Upload vulnerability in versions prior to 1.5.0, with Social Engineering, allows authenticated users to deploy phishing attacks. By uploading a malicious HTML file disguised as a profile picture, an attacker can create a convincing login page replica that steals user credentials. When a victim visits the uploaded file URL, they see an authentic-looking "Session Expired" message prompting them to re-authenticate. All entered credentials are captured and sent to the attacker's server, enabling Account Takeover. Version 1.5.0 patches the issue.

Weakness: CWE-434, CWE-74, CWE-474

Which versions are affected by CVE-2026-24010?

It affects 1 product.

Products include Horilla Horilla.

How do I fix CVE-2026-24010?

No fix has been published for CVE-2026-24010 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-24010 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-24010 exists.

Sources

Also known as GHSA-5jfv-gw8w-49h3.

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