What’s Vulnerable › Vulnerabilities

CVE-2026-110619: frp 0.41.0 through 0.71.1 Missing Authentication for pprof Debug Endpoints

• Severity: medium (CVSS 4.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-14 · updated 2026-10-14
• Weakness: CWE-306

Description

frp 0.41.0 through 0.71.1 contains a missing authentication vulnerability that allows unauthenticated remote attackers to access pprof debug endpoints because handlers are registered on the root mux outside Basic Authentication. Attackers can query /debug/pprof/ endpoints on frps dashboard or frpc admin listeners to obtain cmdline, goroutine stacks, heap profiles, and trigger CPU profiling.

Affected products

• fatedier frp: from 0.41.0 through 0.71.1

References

• https://github.com/fatedier/frp
• https://github.com/fatedier/frp/blob/v0.71.1/pkg/util/http/server.go#L124-L130
• https://github.com/fatedier/frp/blob/v0.71.1/server/api_router.go#L27-L32
• https://hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/HyZWPT3jfe
• https://www.vulncheck.com/advisories/frp-0.41.0-through-0.71.1-missing-authentication-for-pprof-debug-endpoints
• https://hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/HyZWPT3jfe

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