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SendPress Newsletters vulnerabilities
SendPress Newsletters has 5 known vulnerabilities in this database. The most recent published record is dated 6 Oct 2026.
- Known vulnerabilities
- 5
- Active installs
- Not listed
- Latest version
- Unknown
- Last updated
- Unknown
- Most recent
- 6 Oct 2026
This plugin is shown as closed on WordPress.org, so check the vulnerability record and the developer's current information before deciding whether to keep it installed.
Find it in your WordPress dashboard under Plugins. Severity is based on the CVSS score published with the CVE where one is available.
| Vulnerability | Severity | Affected | Fix | Published |
|---|---|---|---|---|
| SQL injection CVE-2026-39795 | Critical 9.3 | Up to 1.26.1.20 | No fix: plugin closed | 1 d ago |
| Cross-site scripting (XSS) CVE-2024-1588 | Medium 6.8 | Up to 1.23.11.6 | No fix: plugin closed | 8 Apr 2024 |
| Cross-site scripting (XSS) CVE-2024-1589 | Medium 6.1 | Up to 1.23.11.6 | No fix: plugin closed | 8 Apr 2024 |
| Cross-site scripting (XSS) CVE-2023-5660 | Medium 6.4 | Before 1.23.11.6 | Fixed in 1.23.11.6 | 7 Nov 2023 |
| SQL injection CVE-2015-9448 | High 8.8 | Before 1.2 | Fixed in 1.2 | 26 Sep 2019 |
Read the published descriptions
- CVE-2026-39795, 6 Oct 2026
- Unauthenticated SQL Injection in SendPress Newsletters <= 1.26.1.20 versions. CVE record
- CVE-2024-1588, 8 Apr 2024
- The SendPress Newsletters WordPress plugin through 1.23.11.6 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup) CVE record
- CVE-2024-1589, 8 Apr 2024
- The SendPress Newsletters WordPress plugin through 1.23.11.6 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup) CVE record
- CVE-2023-5660, 7 Nov 2023
- The SendPress Newsletters plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's shortcode(s) in all versions up to, and including, 1.22.3.31 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. CVE record
- CVE-2015-9448, 26 Sep 2019
- The sendpress plugin before 1.2 for WordPress has SQL Injection via the wp-admin/admin.php?page=sp-queue listid parameter. CVE record
What to do if you run SendPress Newsletters
If you run SendPress Newsletters, open WordPress and check the installed version in Plugins. Compare it with the affected versions in the vulnerability record. If a fixed version is available, take a current backup and update to that version or the latest supported release.
If no fixed version exists, consider disabling and removing the plugin or replacing it with a maintained alternative. After dealing with the affected software, check administrator users, unexpected file changes, redirects, unfamiliar pages and security logs for signs that the site may already have been altered.
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