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Vulnerability record · CVE-2018-20853 · published 6 November 2019

CVE-2018-20853: Mailpoet newsletters vulnerability

Mailpoet · Mailpoet Newsletters

An issue was discovered in the MailPoet Newsletters (aka wysija-newsletters) plugin before 2.8.2 for WordPress. The plugin is vulnerable to SPAM attacks.

5.3 CVSS 3.1 Medium EPSS 0.95% · top 40.3%
5.3CVSS 3.1 base score, v2 5.0
0.95%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

An issue was discovered in the MailPoet Newsletters (aka wysija-newsletters) plugin before 2.8.2 for WordPress. The plugin is vulnerable to SPAM attacks.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://wordpress.org/plugins/wysija-newsletters/#developers Release NotesVendor Advisory
https://wordpress.org/plugins/wysija-newsletters/#developers Release NotesVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

7.5CVE-2014-4725MailPoet Newsletters plugin auth bypass leads to PHP code executionThe MailPoet Newsletters (wysija-newsletters) WordPress plugin before 2.6.7 allows remote attackers to bypass authentication and upload a crafted the…EPSS 61%analysed7.5CVE-2014-4726Mailpoet newsletters vulnerabilityUnspecified vulnerability in the MailPoet Newsletters (wysija-newsletters) plugin before 2.6.8 for WordPress has unspecified impact and attack vector…EPSS 1.7%6.8CVE-2014-3907Mailpoet newsletters cross-site request forgery vulnerabilityCross-site request forgery (CSRF) vulnerability in the MailPoet Newsletters (wysija-newsletters) plugin before 2.6.11 for WordPress allows remote att…EPSS 1.1%

Source: NIST National Vulnerability Database (record CVE-2018-20853), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.