Advanced AJAX Product Filters: known security problems
5 known security problems reported for this WordPress plugin, with the affected versions, the fix and what to do.
Updated
In short
There are 5 known security problems on this page. Each one has a fixed version. Updating to version 3.2.1 or newer covers every fixed problem listed here.
Based on public reports. Check the plugin’s changelog. Watchfox AI may be wrong.
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A stranger could plant harmful code that runs for your visitors or admins
A trusted security source confirmed it. If your site has an affected version, fix it this week.
- Affected versions
- Up to and including 3.2.0.3
- Fixed in
- 3.2.1
- What to do
- If your site has an affected version, update Advanced AJAX Product Filters to version 3.2.1 or newer.
- Official ID
- CVE-2026-66439
- Report title
- Advanced AJAX Product Filters <= 3.2.0.3 - Unauthenticated Stored Cross-Site Scripting
- First reported
- Sources
- Wordfence, seen
Someone with an author account on your site could in some setups, take over your site
A trusted security source confirmed it. If your site has an affected version, fix it this week.
- Affected versions
- Up to and including 3.1.9.6
- Fixed in
- 3.1.9.7
- What to do
- If your site has an affected version, update Advanced AJAX Product Filters to version 3.1.9.7 or newer.
- Official ID
- CVE-2026-1426
- Report title
- Advanced AJAX Product Filters <= 3.1.9.6 - Authenticated (Author+) PHP Object Injection via Live Composer Compatibility
- First reported
- Sources
- Wordfence, seen
Someone could plant harmful code that runs for your visitors or admins (up to and including 1.6.8.1)
A trusted security source confirmed it. If your site has an affected version, fix it this week.
- Affected versions
- Up to and including 1.6.8.1
- Fixed in
- 1.6.8.2
- What to do
- If your site has an affected version, update Advanced AJAX Product Filters to version 1.6.8.2 or newer.
- Official ID
- CVE-2025-1505
- Report title
- Advanced AJAX Product Filters <= 1.6.8.1 - Reflected Cross-Site Scripting
- First reported
- Sources
- Wordfence, seen
Someone could plant harmful code that runs for your visitors or admins (up to and including 1.5.4.6)
A trusted security source confirmed it. If your site has an affected version, fix it this week.
- Affected versions
- Up to and including 1.5.4.6
- Fixed in
- 1.5.4.7
- What to do
- If your site has an affected version, update Advanced AJAX Product Filters to version 1.5.4.7 or newer.
- Official ID
- CVE-2021-24432
- Report title
- Advanced AJAX Product Filters <= 1.5.4.6 - Reflected Cross-Site Scripting
- First reported
- Sources
- Wordfence, seen
Someone could use it to harm your site
A trusted security source confirmed it. If your site has an affected version, fix it this week.
- Affected versions
- Before 1.3.7
- Fixed in
- 1.3.7
- What to do
- If your site has an affected version, update Advanced AJAX Product Filters to version 1.3.7 or newer.
- Report title
- WooCommerce AJAX Product Filters <= 1.3.6 - Arbitrary Settings Update
- First reported
- Sources
- Wordfence, seen
Where this comes from
We collect these reports from public security sources and rewrite them in plain words. Each problem shows its sources and the date we first saw it. This page never says whether your own site is affected: only a check of your site’s versions can tell.
Get an email when your site is affected.
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