CVE-2026-86483

medium

In JetBrains YouTrack before 2026.2.18634 stored XSS via a custom field on Agile board cards was possible

In JetBrains YouTrack before 2026.2.18634 stored XSS via a custom field on Agile board cards was possible

CVSS

5.4

5.4 (CVSS v3.1)

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Severity source: NVD CVSS v3.1 (cve@jetbrains.com)

Timeline (UTC)

Published: 2026-09-07 17:17

Modified: 2026-09-08 15:30

NVD status: Deferred

Last synced 2 days ago

Verified against the source API 2026-10-27 06:51 UTC

Exploitation

Not listed in CISA KEV (as of last catalog sync)

Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).

Affected products

Not reported by the source (unknown — not "none").

Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.

No vendor advisory or patch reference tagged by NVD. Check the references below.

NVD CVE API 2.0 — fetched 2026-10-27 06:51 UTC · record ↗