CVE-2026-10850CWE-79

Plane 1.3.1 - Stored XSS in intake issue description_html

Medium · published June 17, 2026

CVSS v4.0
6.9
EPSS
0%
Percentile
5.4
In the wild
Unconfirmed
What it is

Plane CE 1.3.1 allows a low-privileged project member to submit arbitrary HTML/JS in the description_html field when creating an intake work item through the API v1 intake endpoint.

The record
Technical detail
CVSS v4.0
6.9 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:N/VA:N/SC:L/SI:L/SA:N
EPSS
0.00165 · 5.4th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2026-06-17T14:39Z
EPSS history
Timeline
  • 17 JUN 14:39Z
    Plane 1.3.1 - Stored XSS in intake issue description_html
    cvelistv5