CVE-2026-50886

Incorrect access control in the webhook management component of Project Firefly III v6.5.9 allows attackers to scan internal resources via a crafted POST…

Critical · published June 15, 2026

CVSS v3.1
9.1
EPSS
0%
Percentile
37.2
In the wild
Unconfirmed
What it is

Incorrect access control in the webhook management component of Project Firefly III v6.5.9 allows attackers to scan internal resources via a crafted POST request.

The record
Technical detail
CVSS v3.1
9.1 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00440 · 37.2th percentile
Published
2026-06-15T00:00Z
EPSS history
Timeline
  • 15 JUN 00:00Z
    Incorrect access control in the webhook management component of Project Firefly III v6.5.9 allows attackers to scan internal resources via a crafted POST…
    cvelistv5