What’s Vulnerable › Vulnerabilities

CVE-2021-34642: Smart Email Alerts <= 1.0.10 Reflected Cross-Site Scripting

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-08-16 · updated 2026-06-17
• Weakness: CWE-79

Description

The Smart Email Alerts WordPress plugin is vulnerable to Reflected Cross-Site Scripting via the api_key in the ~/views/settings.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 1.0.10.

Affected products

• Followistic Smart Email Alerts: through 1.0.10

References

• https://plugins.trac.wordpress.org/browser/smart-email-alerts/trunk/views/settings.php#L38
• https://www.wordfence.com/vulnerability-advisories/#CVE-2021-34642
• https://plugins.trac.wordpress.org/browser/smart-email-alerts/trunk/views/settings.php#L38
• https://www.wordfence.com/vulnerability-advisories/#CVE-2021-34642

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