CVE-2026-25596 InvoicePlane has Stored XSS via Product Unit Name in Invoice Item List

Medium 4.8 Published 18 Feb 2026 Updated 19 Feb 2026

An authenticated administrator can inject malicious JavaScript via product unit names, leading to stored XSS when other admins view invoices.

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-2026-25596?

CVE-2026-25596 is a medium-severity cross-site scripting vulnerability in InvoicePlane, published on 18 Feb 2026. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

Official description

InvoicePlane is a self-hosted open source application for managing invoices, clients, and payments. A Stored Cross-Site Scripting (XSS) vulnerability exists in InvoicePlane 1.7.0 via the Product Unit Name fields. An authenticated administrator can inject malicious JavaScript that executes when any administrator views an invoice containing a product with the malicious unit. Version 1.7.1 patches the issue.

Weakness: CWE-79

Which versions are affected by CVE-2026-25596?

It affects 1 product.

Products include Invoiceplane Invoiceplane.

How do I fix CVE-2026-25596?

No fix has been published for CVE-2026-25596 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-2026-25596 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-25596 exists.

Public exploit code: 1 proofs of concept on GitHub.

Sources

Also known as GHSA-3wjq-822q-98f4.