What’s Vulnerable › Vulnerabilities

CVE-2023-45829: WordPress Newsletter & Bulk Email Sender Plugin <= 2.0.1 is vulnerable to Cross Site Scripting (XSS)

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-10-25 · updated 2026-06-17
• Weakness: CWE-79

Description

Auth. (contributor+) Stored Cross-Site Scripting (XSS) vulnerability in HappyBox Newsletter & Bulk Email Sender – Email Newsletter Plugin for WordPress plugin <= 2.0.1 versions.

Affected products

• HappyBox Newsletter & Bulk Email Sender – Email Newsletter Plugin for WordPress: through 2.0.1

References

• https://patchstack.com/database/vulnerability/newsletter-bulk-email/wordpress-newsletter-bulk-email-sender-plugin-2-0-1-cross-site-scripting-xss-vulnerability?_s_id=cve
• https://patchstack.com/database/vulnerability/newsletter-bulk-email/wordpress-newsletter-bulk-email-sender-plugin-2-0-1-cross-site-scripting-xss-vulnerability?_s_id=cve

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