CVE-2026-66887CWE-862broken-access-control

CVE-2026-66887

Critical · published September 16, 2026

CVSS v3.1
9.6
EPSS
0%
Percentile
24.7
In the wild
Unconfirmed
What it is

The affected products are missing authorization on state-changing CGIs and session checks are not performed.

The record
Technical detail
CVSS v3.1
9.6 · CRITICAL
Vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
9.4 · CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
EPSS
0.00328 · 24.7th percentile
Weakness
CWE-862 · Missing Authorization
Published
2026-09-16T01:16Z
References (3)
https://digital-watchdog.com/downloads/ · [email protected]https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-258-01.json · [email protected]https://www.cisa.gov/news-events/ics-advisories/icsa-26-258-01 · [email protected]
EPSS history
Timeline
  • 17 SEP 03:32Z
    EPSS moved — → 0%
    epss
  • 15 SEP 20:37Z
    Missing Authorization in Digital Watchdog VMAX DVR and NVR Product Lineups
    cvelistv5