PLUGIN SECURITY
Is Onesignal Free Web Push Notifications safe?
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What this plugin does
- Slug:
onesignal-free-web-push-notifications - Author: OneSignal Push Notifications
- 60000+ active installs
- 86/100 rating (360 reviews on wordpress.org)
- 5300381 all-time downloads
- On WordPress.org since 2015-05-01
chrome pushdesktop notificationsmobile notificationspush notificationpush notifications
Maintenance status
- Latest known version: 3.9.2
- Last updated: 2026-09-02 6:32pm GMT
- Tested up to WordPress: 7.1
- Requires PHP: 7.4+
Known vulnerabilities
3 known CVEs on file for Onesignal Free Web Push Notifications. Reported between 2019 and 2026.
| CVE | Vulnerability | Type | Severity | Affected | Fixed in | Published | Status |
|---|---|---|---|---|---|---|---|
| CVE-2026-3155 | OneSignal – Web Push Notifications [onesignal-free-web-push-notifications] < 3.8.1 | Missing Authorization | Low 3.1 | < 3.8.1 | 3.8.1 | 2026-04-15 | ✓ fixed in latest |
| CVE-2025-13950 | OneSignal – Web Push Notifications [onesignal-free-web-push-notifications] < 3.6.2 | Missing Authorization | Medium 5.3 | < 3.6.2 | 3.6.2 | 2025-12-15 | ✓ fixed in latest |
| CVE-2019-15827 | OneSignal – Web Push Notifications [onesignal-free-web-push-notifications] < 1.17.8 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | Medium 5.4 | < 1.17.8 | 1.17.8 | 2019-07-18 | ✓ fixed in latest |
How to fix it
Keep Onesignal Free Web Push Notifications updated — 3.9.2 is the latest version on wordpress.org, and each CVE above lists the exact release that fixed it ("Fixed in").
This is the plugin's full known vulnerability history, not a scan of any specific installation — run a free scan of your own site to check your exact installed version.
Safer / more established alternatives
- Push Notifications for WP – Self Hosted Web Push Notifications — 6000+ active installs — 84/100 (5) — max PHP 8.4
- Gravitec.net – Web Push Notifications — 1000+ active installs — 88/100 (21) — max PHP <8.0
Check your own WordPress site
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