CVE-2026-55706
OpenBSD Authentication Bypass
Description
sppp_pap_input in sys/net/if_spppsubr.c in OpenBSD before 076e2b1 allows authentication bypass via certain zero values for lengths.
INFO
Published Date :
June 17, 2026, 12:53 a.m.
Last Modified :
June 17, 2026, 12:53 a.m.
Remotely Exploit :
No
Source :
mitre
Affected Products
The following products are affected by CVE-2026-55706
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | 8254265b-2729-46b6-b9e3-3dfca2d5bfca |
Solution
- Apply the OpenBSD patch.
- Update your system to version 076e2b1 or later.
- Review authentication configurations.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-55706 vulnerability anywhere in the article.