CVE-2026-55706

8.3 highEPSS 0.4%

High (8.3) in openbsd openbsd. EPSS 0.4% chance of exploitation in the next 30 days.

sppp_pap_input in sys/net/if_spppsubr.c in OpenBSD before 076e2b1 allows authentication bypass via certain zero values for lengths.

Severity

8.3 high

CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 29% of CVEs (scores of 2026-10-31)
CWE: CWE-1284
Published: 2026-06-17
Modified: 2026-07-13
Record from: the NVD, synced 2026-10-19