CVE-2026-55706

Name: CVE-2026-55706
Creator: NVD / NIST
Published: 2026-06-17T13:20:52.117+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.8/10EPSS 0.21%

Last modified Jun 17, 2026

This CVE is reserved or awaiting analysis. Details will appear once published by NVD.

Description

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

Metrics

CVSS 3.1

5.8/10

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

EPSS Probability

0.21%

11.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-1284

References

https://blog.argus-systems.ai/blog/openbsd-pap-27-year-auth-bypass.html
https://github.com/openbsd/src/commit/076e2b1c1fc4ac0883a72d3544131ad5cee7adf8
https://www.openwall.com/lists/oss-security/2026/06/16/9
https://blog.argus-systems.ai/blog/poc-001-pap-bypass.py

Timeline

Published: Jun 17, 2026
Last Modified: Jun 17, 2026
Status: Awaiting Analysis

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Source: NVD / NIST