WordPress plugin vulnerabilities
MailerLite - Signup forms (official) vulnerabilities
Known security issues in the MailerLite - Signup forms (official) WordPress plugin, by affected version, with severity, CVE and the version that fixes each one.
- Plugin slug
- official-mailerlite-sign-up-forms
- Latest version
- 1.7.26
- Active installs
- 100,000+
- Known vulnerabilities
- 15
- Data updated
- 2026-10-17 09:32 UTC
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This information comes from public vulnerability databases and may be incomplete or out of date.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 1.7.22 (1)
| Vulnerability | Severity | CVSS | Affected versions | Published |
|---|---|---|---|---|
| MailerLite – Signup forms (official) <= 1.7.21 - Missing Authorization to Authenticated (Contributor+) Form Creation and Deletion CVE-2026-3253 · Source | Medium | 4.3 | < 1.7.22 | 2026-01-28 |
Fixed in version 1.7.19 (1)
| Vulnerability | Severity | CVSS | Affected versions | Published |
|---|---|---|---|---|
| MailerLite – Signup forms (official) <= 1.7.18 - Missing Authorization CVE-2026-25420 · Source | Medium | 4.3 | < 1.7.19 | 2026-01-28 |
Fixed in version 1.7.17 (1)
| Vulnerability | Severity | CVSS | Affected versions | Published |
|---|---|---|---|---|
| MailerLite – Signup forms (official) <= 1.7.16 - Authenticated (Administrator+) Stored Cross-Site Scripting CVE-2025-13993 · Source | Medium | 5.5 | < 1.7.17 | 2025-12-11 |
Fixed in version 1.7.7 (2)
| Vulnerability | Severity | CVSS | Affected versions | Published |
|---|---|---|---|---|
| MailerLite – Signup forms (official) 1.5.0 - 1.7.6 - Authenticated (Contributor+) Stored Cross-Site Scripting CVE-2024-1386 · Source | Medium | 6.4 | < 1.7.7 | 2024-04-29 |
| MailerLite – Signup forms (official) <= 1.7.6 - Missing Authorization CVE-2024-2797 · Source | Medium | 5.3 | < 1.7.7 | 2024-04-29 |
Fixed in version 1.5.8 (1)
| Vulnerability | Severity | CVSS | Affected versions | Published |
|---|---|---|---|---|
| WordPress MailerLite – Signup forms (official) plugin <= 1.5.7 - Cross-Site Request Forgery (CSRF) vulnerability CVE-2022-33201 · Source | Medium | 6.3 | < 1.5.8 | 2022-08-01 |
Fixed in version 1.5.4 (1)
| Vulnerability | Severity | CVSS | Affected versions | Published |
|---|---|---|---|---|
| WordPress MailerLite – Signup forms plugin <= 1.5.3 - Reflected Cross-Site Scripting (XSS) vulnerability CVE-2022-1604 · Source | Medium | 6.1 | < 1.5.4 | 2022-05-18 |
Fixed in version 1.4.5 (4)
| Vulnerability | Severity | CVSS | Affected versions | Published |
|---|---|---|---|---|
| WordPress MailerLite – Signup forms Plugin <= 1.4.4 is vulnerable to Cross Site Request Forgery (CSRF) No CVE assigned · Source | Not rated | - | < 1.4.5 | 2023-05-25 |
| WordPress Official MailerLite Sign Up Forms plugin <= 1.4.4 - Multiple Cross-Site Request Forgery (CSRF) vulnerabilities No CVE assigned · Source | Not rated | - | < 1.4.5 | 2020-05-25 |
| MailerLite – Signup forms <= 1.4.4 - Cross-Site Request Forgery No CVE assigned · Source | Not rated | - | < 1.4.5 | 2020-05-22 |
| Official MailerLite Sign Up Forms < 1.4.5 - Multiple CSRF Issues No CVE assigned · Source | Not rated | - | < 1.4.5 | - |
Fixed in version 1.4.4 (4)
| Vulnerability | Severity | CVSS | Affected versions | Published |
|---|---|---|---|---|
| WordPress MailerLite – Signup forms Plugin <= 1.4.3 is vulnerable to SQL Injection No CVE assigned · Source | Not rated | - | < 1.4.4 | 2023-05-25 |
| WordPress Official MailerLite Sign Up Forms plugin <= 1.4.3 - Unauthenticated SQL Injection (SQLi) vulnerability No CVE assigned · Source | Not rated | - | < 1.4.4 | 2020-05-25 |
| MailerLite Signup Forms < 1.4.4 - Unauthenticated SQL Injection No CVE assigned · Source | Not rated | - | < 1.4.4 | 2020-05-22 |
| Official MailerLite Sign Up Forms < 1.4.4 - Unauthenticated SQL Injection No CVE assigned · Source | Not rated | - | < 1.4.4 | - |
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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.