HIGHGo →
golang.org/x/crypto: FIDO/U2F security key physical presence check can be bypassed
golang.org/x/crypto: FIDO/U2F security key physical presence check can be bypassed
Affected packages
- golang.org/x/crypto
Exploit signal
- Known exploited (CISA KEV)
- No
- EPSS score
- —
- EPSS percentile
- —
EPSS is the probability a CVE is exploited in the wild; percentile is its rank among all CVEs.
Sources
- https://nvd.nist.gov/vuln/detail/CVE-2026-39831
- https://cs.opensource.google/go/x/crypto
- https://go.dev/cl/781662
- https://go.dev/issue/79566
- https://groups.google.com/g/golang-announce/c/a082jnz-LvI
- https://pkg.go.dev/vuln/GO-2026-5019
Structured record: https://osv.dev/vulnerability/GHSA-89gr-r52h-f8rx
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