Insufficient Verification of Data Authenticity Affecting github.com/go-chi/chi/v5/middleware package, versions >=5.2.1 <5.3.0
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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- published28 Jun 2026
- disclosed25 Jun 2026
- creditUnknown
Introduced: 25 Jun 2026
CVE-2026-72815 (opens in a new tab)How to fix?
Upgrade github.com/go-chi/chi/v5/middleware to version 5.3.0 or higher.
Overview
Affected versions of this package are vulnerable to Insufficient Verification of Data Authenticity via the realIP function. An attacker can gain unauthorized access to restricted resources, evade rate limiting, or manipulate security logs by supplying a crafted X-Forwarded-For header containing a spoofed IP address.