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Vulnerability record · CVE-2026-10850 · published 17 June 2026

CVE-2026-10850: Plane cross-site scripting vulnerability

Plane · Plane

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.

6.9 CVSS 4.0 Medium EPSS 0.17% · top 94.9% CWE-79 · Cross-site scripting
6.9CVSS 4.0 base score
0.17%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
3References, 2 tagged exploit
23 Jun 2026Last modified by NVD

Description

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.

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://fluidattacks.com/es/advisories/earth ExploitThird Party Advisory
https://github.com/makeplane/plane Product
https://fluidattacks.com/es/advisories/earth ExploitThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-10850), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.