CVE-2026-8193 Akaunting Invoice PDF Rendering dompdf.php server-side request forgery

Medium 5.3 Published Updated

Remote attackers can exploit a server-side request forgery vulnerability in Akaunting's invoice PDF rendering to access internal resources.

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-2026-8193?

CVE-2026-8193 is a medium-severity server-side request forgery vulnerability in Akaunting, published on 9 May 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A weakness has been identified in Akaunting 3.1.21. This issue affects some unknown processing of the file config/dompdf.php of the component Invoice PDF Rendering. Executing a manipulation can lead to server-side request forgery. The attack may be launched remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Weakness: CWE-918

Which versions are affected by CVE-2026-8193?

How do I fix CVE-2026-8193?

No fix has been published for CVE-2026-8193 yet. Limit exposure of the affected software until one is available.

Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.

Is CVE-2026-8193 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-8193 exists.

Sources

Also known as GHSA-6qjw-gmvp-q3jv.

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