CVE-2026-50699 Frappe Framework 17.0.0-dev - Stored XSS in Auto Repeat dashboard schedule rendering

Medium 4.6 Published Updated

An authenticated attacker can inject malicious scripts into Auto Repeat schedules, leading to script execution when other users view the form.

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-2026-50699?

CVE-2026-50699 is a medium-severity cross-site scripting vulnerability in Frappe Framework, published on 24 Jun 2026. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

Official description

A Stored Cross-Site Scripting (XSS) vulnerability exists in Frappe Framework version 17.0.0-dev. An authenticated attacker with write access to Auto Repeat can persist HTML/JavaScript in reference_document using a whitelisted write path and trigger script execution when users open the affected Auto Repeat form.

Weakness: CWE-79

Which versions are affected by CVE-2026-50699?

How do I fix CVE-2026-50699?

No fix has been published for CVE-2026-50699 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-2026-50699 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-50699 exists.

Sources

Also known as GHSA-5h93-rrcv-vggv.

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