CVE-2026-111738
Speed Optimizer < 7.8.5 - Admin+ Network Option Update via enable-option/disable-option
Unknown Speed Optimizer
CVSS
5.5MediumExploitationNo known exploitationNot in CISA KEV, which does not prove it is unexploitedCISA KEV
Exploit odds (EPSS)0.13%Chance of exploitation activity in the next 30 days, higher than 2% of CVEs. Scored 23 Oct 2026FIRST EPSS
What fixes it
- 7.8.5Speed OptimizerCVE List
A fixed version on one release line is not the upgrade target for every line. Check your exact version and any vendor backports.
Description
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.
Text from CVE List
Affected versions 1
- Speed Optimizeraffected: all versions before 7.8.5CVE List