a3 Lazy Load vulnerabilities
Plugin slug a3-lazy-load · 4 known vulnerabilities · latest disclosed 2026-05-27 · WordPress.org page
Every listed vulnerability has a fix. Version 2.7.7 or later is not affected by any of them. If your site runs an older version, update it.
2 of 4 rated high or critical (CVSS 7 or more).
Known vulnerabilities in a3 Lazy Load
| Severity | Affected versions | Fixed in | CVE | Published | Details |
|---|---|---|---|---|---|
| Medium 6.4 | <= 2.7.6 | 2.7.7 | CVE-2026-6427 | 2026-05-27 | Advisory |
| Medium 6.4 | <= 2.7.5 | 2.7.6 | CVE-2025-9873 | 2025-12-12 | Advisory |
| High 8.8 | <= 2.6.0 | 2.6.1 | none | 2022-11-02 | Advisory |
| High 8.8 | <= 2.4.9 | 2.5.0 | none | 2022-05-24 | Advisory |
Check if a site is affected
Enter a site address to see which version of a3 Lazy Load and other plugins it runs, and whether they match a known vulnerability.
Questions
Is the a3 Lazy Load plugin safe to use?
All 4 known issues are fixed in current versions (2.7.7 or later). Keeping it updated is what matters.
How do I check which version of a3 Lazy Load 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.