Zero Spam for WordPress: known security problems
7 known security problems reported for this WordPress plugin, with the affected versions, the fix and what to do.
Updated
In short
There are 7 known security problems on this page. Each one has a fixed version. Updating to version 5.7.12 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 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
- Up to and including 5.7.11
- Fixed in
- 5.7.12
- What to do
- If your site has an affected version, update Zero Spam for WordPress to version 5.7.12 or newer.
- Official ID
- CVE-2026-105057
- Report title
- Zero Spam for WordPress <= 5.7.11 - Unauthenticated Spam Protection Bypass on Login
- First reported
- Sources
- Wordfence, seen
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 5.7.10
- Fixed in
- 5.7.11
- What to do
- If your site has an affected version, update Zero Spam for WordPress to version 5.7.11 or newer.
- Official ID
- CVE-2026-96752
- Report title
- Zero Spam for WordPress <= 5.7.10 - Unauthenticated Stored Cross-Site Scripting via Nested POST Array Keys via Contact Form 7 Integration
- 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
- Up to and including 5.5.6
- Fixed in
- 5.5.7
- What to do
- If your site has an affected version, update Zero Spam for WordPress to version 5.5.7 or newer.
- Official ID
- CVE-2024-32521
- Report title
- Zero Spam <= 5.5.6 - Spam Protection Bypass
- First reported
- Sources
- Wordfence, seen
Someone who already has an admin account could read or change the data in your site’s database (up to and including 5.4.4)
A trusted security source confirmed it. If your site has an affected version, fix it this week.
- Affected versions
- Up to and including 5.4.4
- Fixed in
- 5.4.5
- What to do
- If your site has an affected version, update Zero Spam for WordPress to version 5.4.5 or newer.
- Official ID
- CVE-2023-32121
- Report title
- Zero Spam <= 5.4.4 - Authenticated (Administrator+) SQL Injection
- First reported
- Sources
- Wordfence, seen
Someone who already has an admin account could read or change the data in your site’s database (before 5.4.5)
A trusted security source confirmed it. If your site has an affected version, fix it this week.
- Affected versions
- Before 5.4.5
- Fixed in
- 5.4.5
- What to do
- If your site has an affected version, update Zero Spam for WordPress to version 5.4.5 or newer.
- Report title
- Zero Spam for WordPress <= 5.4.4 - Authenticated(Administrator+) SQL Injection
- First reported
- Sources
- Wordfence, seen
Someone could read or change the data in your site’s database (up to and including 5.2.10)
A trusted security source confirmed it. If your site has an affected version, fix it this week.
- Affected versions
- Up to and including 5.2.10
- Fixed in
- 5.2.11
- What to do
- If your site has an affected version, update Zero Spam for WordPress to version 5.2.11 or newer.
- Official ID
- CVE-2022-0254
- Report title
- Zero Spam <= 5.2.10 - Admin+ SQL Injection
- First reported
- Sources
- Wordfence, seen
Someone could read or change the data in your site’s database (up to and including 2.1.1)
A trusted security source confirmed it. If your site has an affected version, fix it this week.
- Affected versions
- Up to and including 2.1.1
- Fixed in
- 2.2.0
- What to do
- If your site has an affected version, update Zero Spam for WordPress to version 2.2.0 or newer.
- Report title
- WordPress Zero Spam <= 2.1.1 - SQL Injection
- 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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