10Web Booster – Website speed optimization, Cache & Page Speed optimizer vulnerabilities
Plugin slug tenweb-speed-optimizer · 11 known vulnerabilities · latest disclosed 2026-10-15 · WordPress.org page
Every listed vulnerability has a fix. Version 2.34.11 or later is not affected by any of them. If your site runs an older version, update it.
8 of 11 rated high or critical (CVSS 7 or more).
Known vulnerabilities in 10Web Booster – Website speed optimization, Cache & Page Speed optimizer
| Severity | Affected versions | Fixed in | CVE | Published | Details |
|---|---|---|---|---|---|
| High 7.5 | <= 2.34.5 | 2.34.8 | CVE-2026-103896 | 2026-10-15 | Advisory |
| Critical 9.8 | <= 2.34.10 | 2.34.11 | CVE-2026-108587 | 2026-10-14 | Advisory |
| High 7.2 | <= 2.34.8 | 2.34.10 | CVE-2026-107742 | 2026-10-09 | Advisory |
| High 7.5 | <= 2.33.6 | 2.34.0 | CVE-2026-94121 | 2026-09-24 | Advisory |
| Medium 5.3 | <= 2.33.0 | 2.34.0 | CVE-2026-82195 | 2026-09-22 | Advisory |
| High 7.2 | <= 2.33.4 | 2.33.5 | CVE-2026-14287 | 2026-08-17 | Advisory |
| Critical 9.6 | <= 2.32.7 | 2.32.11 | CVE-2025-13377 | 2025-12-05 | Advisory |
| Medium 6.5 | <= 2.24.14 | 2.24.18 | CVE-2023-5559 | 2023-10-29 | Advisory |
| High 7.2 | <= 2.13.44 | 2.13.45 | none | 2023-02-21 | Advisory |
| High 8.8 | <= 2.12.22 | 2.12.23 | none | 2023-01-25 | Advisory |
| Medium 5.4 | <= 2.8.34 | 2.8.35 | none | 2022-11-19 | Advisory |
Check if a site is affected
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Questions
Is the 10Web Booster – Website speed optimization, Cache & Page Speed optimizer plugin safe to use?
All 11 known issues are fixed in current versions (2.34.11 or later). Keeping it updated is what matters.
How do I check which version of 10Web Booster – Website speed optimization, Cache & Page Speed optimizer my site runs?
In WordPress go to Plugins > Installed Plugins. From the outside, the free PluginPeek scan below reads the version from the site's public files.
How do I fix a vulnerable plugin?
Make a full backup, then update it from Dashboard > Updates and check the site afterwards. If you would rather not, we can do it for a fixed $99, paid after you have checked the site.