Newsletter - Send awesome emails from WordPress vulnerabilities

Known security issues in the Newsletter - Send awesome emails from WordPress WordPress plugin, by affected version, with severity, CVE and the version that fixes each one.

Plugin slug: newsletter
Latest version: 9.4.7
Active installs: 200,000+
Known vulnerabilities: 38
Data updated: 2026-10-18 10:24 UTC

View on wordpress.org

Check your version

This information comes from public vulnerability databases and may be incomplete or out of date. A plugin with no known vulnerabilities is not proof that it is secure; keep plugins updated and remove the ones you do not use.

Fixed in version 9.4.1 (1)

Newsletter - Send awesome emails from WordPress: Fixed in version 9.4.1
Vulnerability	Severity	CVSS	Affected versions	Published
Newsletter <= 9.4.0 - Unauthenticated Stored Cross-Site Scripting via 'np1' Custom Field Parameter CVE-2026-96566 · Source	High	7.2	< 9.4.1	2026-09-30

Fixed in version 9.4.0 (1)

Newsletter - Send awesome emails from WordPress: Fixed in version 9.4.0
Vulnerability	Severity	CVSS	Affected versions	Published
Newsletter <= 9.3.9 - Unauthenticated Insufficiently Protected Credentials via '/tnp/l/' Click-Tracking REST Endpoint (Raw Subscriber Token Cookie Disclosure) CVE-2026-92537 · Source	Medium	5.3	< 9.4.0	2026-09-17

Fixed in version 9.3.9 (1)

Newsletter - Send awesome emails from WordPress: Fixed in version 9.3.9
Vulnerability	Severity	CVSS	Affected versions	Published
Newsletter <= 9.3.8 - Reflected Cross-Site Scripting via 'nn' Parameter CVE-2026-90981 · Source	Medium	6.1	< 9.3.9	2026-08-19

Fixed in version 9.3.8 (1)

Newsletter - Send awesome emails from WordPress: Fixed in version 9.3.8
Vulnerability	Severity	CVSS	Affected versions	Published
Newsletter <= 9.3.7 - Unauthenticated Information Exposure CVE-2026-86824 · Source	Not rated	-	< 9.3.8	2026-09-14

Fixed in version 9.3.7 (1)

Newsletter - Send awesome emails from WordPress: Fixed in version 9.3.7
Vulnerability	Severity	CVSS	Affected versions	Published
Newsletter <= 9.3.6 - Unauthenticated Open Redirect CVE-2026-86823 · Source	Not rated	-	< 9.3.7	2026-09-15

Fixed in version 9.3.4 (1)

Newsletter - Send awesome emails from WordPress: Fixed in version 9.3.4
Vulnerability	Severity	CVSS	Affected versions	Published
Newsletter – Send awesome emails from WordPress <= 9.3.3 - Unauthenticated Stored Cross-Site Scripting CVE-2026-66596 · Source	High	7.1	< 9.3.4	2026-08-19

Fixed in version 9.1.1 (1)

Newsletter - Send awesome emails from WordPress: Fixed in version 9.1.1
Vulnerability	Severity	CVSS	Affected versions	Published
Newsletter – Send awesome emails from WordPress <= 9.1.0 - Cross-Site Request Forgery to Newsletter Unsubscription CVE-2026-1051 · Source	Not rated	-	< 9.1.1	0000-00-00

Fixed in version 9.1.0 (1)

Newsletter - Send awesome emails from WordPress: Fixed in version 9.1.0
Vulnerability	Severity	CVSS	Affected versions	Published
Newsletter <= 9.0.9 - Authenticated (Administrator+) SQL Injection CVE-2025-67999 · Source	High	7.6	< 9.1.0	2025-12-15

Fixed in version 8.8.5 (2)

Newsletter - Send awesome emails from WordPress: Fixed in version 8.8.5
Vulnerability	Severity	CVSS	Affected versions	Published
Newsletter < 8.8.5 - Admin+ Stored XSS via Form CVE-2025-3582 · Source	Not rated	-	< 8.8.5	0000-00-00
Newsletter < 8.8.5 - Admin+ Stored XSS via Widget CVE-2025-3581 · Source	Not rated	-	< 8.8.5	0000-00-00

Fixed in version 8.8.2 (1)

Newsletter - Send awesome emails from WordPress: Fixed in version 8.8.2
Vulnerability	Severity	CVSS	Affected versions	Published
Newsletter < 8.8.2 - Admin+ Stored XSS via Subscription CVE-2025-3584 · Source	Medium	4.8	< 8.8.2	0000-00-00

Fixed in version 8.7.1 (1)

Newsletter - Send awesome emails from WordPress: Fixed in version 8.7.1
Vulnerability	Severity	CVSS	Affected versions	Published
Newsletter < 8.7.1 - Admin+ Stored XSS CVE-2025-3583 · Source	Medium	4.8	< 8.7.1	0000-00-00

Fixed in version 8.3.5 (1)

Newsletter - Send awesome emails from WordPress: Fixed in version 8.3.5
Vulnerability	Severity	CVSS	Affected versions	Published
Newsletter <= 8.3.4 - Unauthenticated Stored Cross-Site Scripting via np1 CVE-2024-5317 · Source	Medium	6.1	< 8.3.5	2024-06-04

Fixed in version 8.2.1 (1)

Newsletter - Send awesome emails from WordPress: Fixed in version 8.2.1
Vulnerability	Severity	CVSS	Affected versions	Published
WordPress Newsletter Plugin <= 8.2.0 is vulnerable to Bypass Vulnerability CVE-2024-30522 · Source	Medium	5.3	< 8.2.1	2024-03-28

Fixed in version 8.0.7 (2)

Newsletter - Send awesome emails from WordPress: Fixed in version 8.0.7
Vulnerability	Severity	CVSS	Affected versions	Published
WordPress Newsletter Plugin <= 8.0.6 is vulnerable to Cross Site Request Forgery (CSRF) CVE-2024-31434 · Source	Medium	5.4	< 8.0.7	2024-04-10
Newsletter <= 8.0.6 - Cross-Site Request Forgery No CVE assigned · Source	Not rated	-	< 8.0.7	2024-01-10

Fixed in version 7.9.0 (1)

Newsletter - Send awesome emails from WordPress: Fixed in version 7.9.0
Vulnerability	Severity	CVSS	Affected versions	Published
Newsletter <= 7.8.9 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode CVE-2023-4772 · Source	Medium	5.4	< 7.9.0	2023-08-17

Fixed in version 7.6.9 (2)

Newsletter - Send awesome emails from WordPress: Fixed in version 7.6.9
Vulnerability	Severity	CVSS	Affected versions	Published
Newsletter <= 7.6.8 - Reflected Cross-Site Scripting CVE-2023-27922 · Source	Medium	6.1	< 7.6.9	2023-03-27
WordPress Newsletter Plugin <= 7.6.8 is vulnerable to Cross Site Scripting (XSS) No CVE assigned · Source	Not rated	-	< 7.6.9	2023-03-29

Fixed in version 7.4.6 (1)

Newsletter - Send awesome emails from WordPress: Fixed in version 7.4.6
Vulnerability	Severity	CVSS	Affected versions	Published
Newsletter <= 7.4.5 - Authenticated (Admin+) Stored Cross-Site Scripting CVE-2022-1889 · Source	Medium	4.8	< 7.4.6	2022-05-30

Fixed in version 7.4.5 (2)

Newsletter - Send awesome emails from WordPress: Fixed in version 7.4.5
Vulnerability	Severity	CVSS	Affected versions	Published
WordPress Newsletter plugin <= 7.4.4 - Reflected Cross-Site Scripting (XSS) vulnerability CVE-2022-1756 · Source	Medium	6.1	< 7.4.5	2022-05-23
WordPress Newsletter plugin <= 7.4.4 - Reflected Cross-Site Scripting (XSS) vulnerability No CVE assigned · Source	Not rated	-	< 7.4.5	2022-05-17

Fixed in version 6.8.2 (2)

Newsletter - Send awesome emails from WordPress: Fixed in version 6.8.2
Vulnerability	Severity	CVSS	Affected versions	Published
Newsletter <= 6.8.1 - Authenticated PHP Object Injection CVE-2020-35932 · Source	High	8.8	< 6.8.2	2020-08-02
WordPress Newsletter plugin <= 6.8.1 - Authenticated Cross-Site Scripting (XSS) vulnerability CVE-2020-35933 · Source	Medium	6.5	< 6.8.2	2020-08-03

Fixed in version 6.7.7 (3)

Newsletter - Send awesome emails from WordPress: Fixed in version 6.7.7
Vulnerability	Severity	CVSS	Affected versions	Published
WordPress Newsletter plugin <= 6.7.6 - Authenticated Stored Cross-Site Scripting (XSS) vulnerability No CVE assigned · Source	Not rated	-	< 6.7.7	2020-07-12
Newsletter <= 6.7.6 - Stored Cross-Site Scripting No CVE assigned · Source	Not rated	-	< 6.7.7	2020-07-12
Newsletter < 6.7.7 - Authenticated Stored Cross-Site Scripting No CVE assigned · Source	Not rated	-	< 6.7.7	-

Fixed in version 6.5.4 (3)

Newsletter - Send awesome emails from WordPress: Fixed in version 6.5.4
Vulnerability	Severity	CVSS	Affected versions	Published
WordPress Newsletter plugin <= 6.5.3 - CSV Injection vulnerability No CVE assigned · Source	Not rated	-	< 6.5.4	2021-03-16
Newsletter <= 6.5.3 - CSV Injection No CVE assigned · Source	Not rated	-	< 6.5.4	2020-03-16
Newsletter < 6.5.4 - CSV Injection No CVE assigned · Source	Not rated	-	< 6.5.4	-

Fixed in version 3.8.3 (3)

Newsletter - Send awesome emails from WordPress: Fixed in version 3.8.3
Vulnerability	Severity	CVSS	Affected versions	Published
WordPress Newsletter Plugin <= 3.7.0 - Open Redirection No CVE assigned · Source	Not rated	-	< 3.8.3	2015-03-30
Newsletter <= 3.8.2 - Open Redirect No CVE assigned · Source	Not rated	-	< 3.8.3	2015-03-30
Newsletter 3.7.0 - Open Redirect No CVE assigned · Source	Not rated	-	< 3.8.3	-

Fixed in version 3.2.7 (3)

Newsletter - Send awesome emails from WordPress: Fixed in version 3.2.7
Vulnerability	Severity	CVSS	Affected versions	Published
WordPress Newsletter Plugin <= 3.2.6 - Cross Site Scripting No CVE assigned · Source	Not rated	-	< 3.2.7	2015-05-15
Newsletter <= 3.2.6 - Reflected Cross-Site Scripting No CVE assigned · Source	Not rated	-	< 3.2.7	2013-05-14
Newsletter < 3.2.7 - Cross-Site Scripting (XSS) No CVE assigned · Source	Not rated	-	< 3.2.7	-

Fixed in version 3.0.9 (2)

Newsletter - Send awesome emails from WordPress: Fixed in version 3.0.9
Vulnerability	Severity	CVSS	Affected versions	Published
WordPress Newsletter Plugin <= 3.0.8 - SQL Injection No CVE assigned · Source	Not rated	-	< 3.0.9	2015-10-18
Newsletter < 3.0.9 - SQL Injection No CVE assigned · Source	Not rated	-	< 3.0.9	-

Check every plugin on your site automatically

Install the free Webforta Security plugin for WordPress and Webforta matches every plugin, theme and WordPress version you run against known vulnerabilities, and tells you when a new one affects your site.

Start free About the WordPress plugin

Sources and attribution

Vulnerability data from WPVulnerability (WordPress, plugins, themes and server software). WPVulnerability data license.
CVE records are copyright The MITRE Corporation. CVE Terms of Use.
Known-exploited status from the CISA Known Exploited Vulnerabilities catalog. Public domain (U.S. Government work).
Plugin names, latest versions and install counts from the WordPress.org plugin directory. WordPress is a trademark of the WordPress Foundation; Webforta is not affiliated with or endorsed by WordPress.org, WPVulnerability or the sources above.