CVE-2026-57915

EUVD-2026-39650
It is possible to bypass the Kerberos pre-authentication check in Apache Kerby by sending a PA-DATA with an unrecognized or unsupported type. Users are recommended to upgrade to version 2.1.2, which fixes this issue.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
apacheCNA
7.3 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
apachekerby
𝑥
< 2.1.2
CNA
Common Weakness Enumeration
References
https://lists.apache.org/thread/1y3glgh3kzwoxo5m2lq504cjlh1dsrfh
http://www.openwall.com/lists/oss-security/2026/06/26/8