CVE-2026-111738: Speed Optimizer < 7.8.5 - Admin+ Network Option Update via enable-option/disable-option
Published Oct 23, 2026
·Updated
The Speed Optimizer WordPress plugin before 7.8.5 does not verify network-level privilege before applying an option change to the whole multisite network, nor restrict which option may be changed, allowing a site administrator who is not a Super Admin to create or overwrite network-wide options.
Affected Software
1 affected component
SiteGround Speed Optimizer<7.8.5
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Speed Optimizer WordPress pluginto a version that resolves this vulnerability.Fixed in 7.8.5
Event History
Oct 23, 2026
CVE Published
via MITRE·06:00 AM
Data Sourced
via MITRE·06:00 AM
DescriptionWeakness