CVE-2026-110039CWE-863broken-access-control

CVE-2026-110039

Low · published October 16, 2026

CVSS v3.1
2.7
EPSS
0%
Percentile
9.9
In the wild
Unconfirmed
What it is

The Smush WordPress plugin before 4.3.4 does not restrict changes to a network-wide access setting to network administrators, allowing an administrator of a single site on a multisite network to change it for the entire network.

The record
Technical detail
CVSS v3.1
2.7 · LOW
Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00205 · 9.9th percentile
Weakness
CWE-863 · Incorrect Authorization
Published
2026-10-16T11:17Z
References (1)
https://wpscan.com/vulnerability/4f27b2fd-1b27-4274-85c5-f19e6998aa44/ · [email protected]
EPSS history
Timeline
  • 17 OCT 03:28Z
    EPSS moved — → 0%
    epss
  • 16 OCT 06:00Z
    Smush < 4.3.4 - Admin+ Network-Wide Plugin Settings Update on Multisite
    cvelistv5
  • 16 OCT 06:00Z
    Smush < 4.3.4 - Admin+ Network-Wide Plugin Settings Update on Multisite
    cvelistv5