Onesignal develops push-notification and messaging services spanning web-push SDKs and React Native integrations, with a focused vulnerability footprint concentrated around input-handling and command-injection issues. The durable signal centers on cross-site scripting and command-injection weaknesses, characteristic of messaging and notification pipelines that process user-supplied or external data; live severity, exploitation, and exposure counts are shown alongside this summary.
The number and severity of CVEs published that impact products developed by Onesignal over time
Signals from CVEs in this vendor scope (2 CVEs).
2 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2023-28430HIGH OneSignal is an email, sms, push notification, and in-app message service for mobile apps.The Zapier.yml workflow is triggered on issues (types: [closed]) (i.e., when an Issue is c | Mar 27, 2023 | 8.1 | 24 | NO | NO |
CVE-2019-15827MEDIUM The onesignal-free-web-push-notifications plugin before 1.17.8 for WordPress has XSS via the subdomain parameter. | Aug 30, 2019 | 5.4 | 19 | NO | NO |
Signals from CVEs in this vendor scope (2 CVEs).
An overview of all social media posts that mention a CVE ID that affects a product developed by Onesignal.
Media articles that mention a CVE ID that affects a product developed by Onesignal — matched by CVE ID, not by vendor name.