Alertmanager handles alerts sent by client applications such as the Prometheus server. An attacker with the permission to perform POST requests on the /api/v1/alerts endpoint could be able to execute arbitrary JavaScript code on the users of Prometheus Alertmanager. This issue has been fixed in Alertmanager version 0.2.51.
| Package (Ecosystem) | Introduced | Fixed | Limit |
|---|---|---|---|
| github.com/prometheus/alertmanager(Go) | 0 | 0.25.1 | N/A |
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