CVE-2026-77170CWE-284broken-access-control

CVE-2026-77170

Medium · published September 18, 2026

CVSS v3.0
4.3
EPSS
0%
Percentile
18.2
In the wild
Unconfirmed
What it is

The Deck config API allows authenticated users to set board-scoped configuration keys for arbitrary board IDs without validating whether the user owns or has permission to manage the referenced board.

The record
Technical detail
CVSS v3.0
4.3 · MEDIUM
Vector
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00270 · 18.2th percentile
Weakness
CWE-284 · Improper Access Control
Published
2026-09-18T06:17Z
References (1)
https://hackerone.com/reports/3599383 · [email protected]
EPSS history
Timeline
  • 19 SEP 03:54Z
    EPSS moved — → 0%
    epss
  • 18 SEP 01:26Z
    The Deck config API allows authenticated users to set board-scoped configuration keys for arbitrary board IDs without validating whether the user owns or has…
    cvelistv5