Github.Com Fabiolb Fabio vulnerabilities
2 known vulnerabilities affecting github.com/fabiolb_fabio.
Total CVEs
2
CISA KEV
0
Public exploits
0
Exploited in wild
0
Severity breakdown
CRITICAL2
Vulnerabilities
Page 1 of 1
CVE-2025-48865P3CRITICALCVSS 9.8≥ 0, < 1.6.62025-05-29
CVE-2025-48865 [CRITICAL] CWE-345 Fabio allows HTTP clients to manipulate custom headers it adds
Fabio allows HTTP clients to manipulate custom headers it adds
### Summary
Fabio allows clients to remove X-Forwarded headers (except X-Forwarded-For) due to a vulnerability in how it processes hop-by-hop headers.
Fabio adds HTTP headers like X-Forwarded-Host and X-Forwarded-Port when routing requests to backend applications. Since the receiving application should trust these headers, allowing HTTP
ghsaosv
CVE-2026-62987P4CRITICALCVSS 9.1≥ 1.6.6, < 1.7.22026-09-22
CVE-2026-62987 [CRITICAL] CWE-290 Fabio - Incomplete fix for CVE-2025-48865: operator-configured trust headers (clientip/tls/requestid) still strippable via the Connection header
Fabio - Incomplete fix for CVE-2025-48865: operator-configured trust headers (clientip/tls/requestid) still strippable via the Connection header
**Affected:** github.com/fabiolb/fabio >= 1.6.6 through 1.7.1 and master HEAD (c75f8a6).
### Summary
The v1.6.6 fix for CVE-2025-48865 sweeps the client `Connection` header a
ghsa