github.com/refraction-networking/utls
Go2 known CVEs affecting this package
Aggregated from OSV, GitHub Security Advisories, NVD, and vendor advisories. Each CVE links to its full detail page with vendor advisories, patches, fixed versions, and remediation guidance.
CVEs affecting github.com/refraction-networking/utlspage 1 of 1
- CVE-2026-26994MEDIUMCVSS 6.5EG 6.5✓ Fixed in 1.7.02026-02-20
uTLS is a fork of crypto/tls, created to customize ClientHello for fingerprinting resistance while still using it for the handshake. In versions 1.6.7 and below, uTLS did not implement the TLS 1.3 downgrade protection mechanism specified i…
- CVE-2026-27017MEDIUMCVSS 5.3EG 5.3✓ Fixed in 1.8.12026-02-20
uTLS is a fork of crypto/tls, created to customize ClientHello for fingerprinting resistance while still using it for the handshake. Versions 1.6.0 through 1.8.0 contain a fingerprint mismatch with Chrome when using GREASE ECH, related to …
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