CVE-2026-39831
קריטית 9.1
תיאור (מקור, אנגלית)
The Verify() method for FIDO/U2F security key types ([email protected], [email protected]) did not check the User Presence flag. Signatures generated without physical touch were accepted, allowing unattended use of a hardware security key. To restore the previous behavior, return a "no-touch-required" extension in Permissions.Extensions from PublicKeyCallback.
מדדים
- CVSS 3.1
-
9.1 (CRITICAL)
מקור הציון: CNA
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N - EPSS — סבירות ניצול
- 0% (אחוזון 000) נכון ל-5/8/2026
- CWE
- CWE-862
מוצרים מושפעים
golang: crypto
קישורים
- https://pkg.go.dev/vuln/GO-2026-5019 Vendor Advisory
- https://go.dev/cl/781662 Issue Tracking
- https://go.dev/issue/79566 Issue Tracking
- https://groups.google.com/g/golang-announce/c/a082jnz-LvI Mailing List