User Impersonation Affecting github.com/1panel-dev/1panel/agent/app/service package, versions <2.0.14
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-GOLANG-GITHUBCOM1PANELDEV1PANELAGENTAPPSERVICE-14426299
- published16 Dec 2025
- disclosed15 Dec 2025
- creditThreonine
Introduced: 15 Dec 2025
NewCVE-2025-66508 Â (opens in a new tab)How to fix?
Upgrade github.com/1Panel-dev/1Panel/agent/app/service to version 2.0.14 or higher.
Overview
Affected versions of this package are vulnerable to User Impersonation due to trusting reverse-proxy headers by default. An attacker can bypass IP-based access restrictions by crafting requests with malicious X-Forwarded-For headers.