https://patchthecve.com/CVEs with upgrade or downgrade fix stepshttps://patchthecve.com/cve/CVE-2025-3582.htmlhttps://patchthecve.com/cve/CVE-2025-3582.htmlWed, 17 Jun 2026 09:20:14 +0000MEDIUM 4.8: The Newsletter WordPress plugin before 8.85 does not sanitise and escape some of its Form 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).https://patchthecve.com/cve/CVE-2025-3581.htmlhttps://patchthecve.com/cve/CVE-2025-3581.htmlWed, 17 Jun 2026 09:20:14 +0000MEDIUM 4.8: The Newsletter WordPress plugin before 8.8.5 does not validate and escape some of its Widget options before outputting them back in a page/post where the block is embed, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_htmlhttps://patchthecve.com/cve/CVE-2025-3584.htmlhttps://patchthecve.com/cve/CVE-2025-3584.htmlWed, 17 Jun 2026 09:20:14 +0000MEDIUM 4.8: The Newsletter WordPress plugin before 8.8.2 does not sanitise and escape some of its Subscription 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).https://patchthecve.com/cve/CVE-2024-5674.htmlhttps://patchthecve.com/cve/CVE-2024-5674.htmlWed, 17 Jun 2026 08:16:24 +0000MEDIUM 6.5: The Newsletter - API v1 and v2 addon plugin for WordPress is vulnerable to unauthorized subscribers management due to PHP type juggling issue on the check_api_key function in all versions up to, and including, 2.4.5. This makes it possible for unauthenticated attackers to list, create or delete newshttps://patchthecve.com/cve/CVE-2024-5317.htmlhttps://patchthecve.com/cve/CVE-2024-5317.htmlWed, 17 Jun 2026 08:15:41 +0000MEDIUM 6.4: The Newsletter plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'np1' parameter in all versions up to, and including, 8.3.4 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pag