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

Severity: medium (CVSS 4.6 v4.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-06-24 · updated 2026-10-25
Weakness: CWE-79

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.

Affected products

Frappe Framework: 17.0.0-dev

References

https://fluidattacks.com/es/advisories/monkeys
https://github.com/frappe/frappe
https://fluidattacks.com/es/advisories/monkeys

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