What’s Vulnerable › Vulnerabilities

CVE-2019-15827

• Severity: medium (CVSS 5.4 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2019-08-30 · updated 2026-06-17
• Weakness: CWE-79

Description

The onesignal-free-web-push-notifications plugin before 1.17.8 for WordPress has XSS via the subdomain parameter.

Affected products

• Onesignal-Free-Web-Push-Notifications: 1.17.5

References

• https://wordpress.org/plugins/onesignal-free-web-push-notifications/#developers
• https://wpvulndb.com/vulnerabilities/9478
• https://www.zeroscience.mk/en/vulnerabilities/ZSL-2019-5530.php
• https://wordpress.org/plugins/onesignal-free-web-push-notifications/#developers
• https://wpvulndb.com/vulnerabilities/9478
• https://www.zeroscience.mk/en/vulnerabilities/ZSL-2019-5530.php

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