High severity7.3NVD Advisory· Published Jun 26, 2026· Updated Aug 3, 2026
CVE-2026-57915
CVE-2026-57915
Description
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.
Affected products
1Patches
Vulnerability mechanics
References
9- github.com/advisories/GHSA-262p-fj3f-xh7vghsaADVISORY
- www.openwall.com/lists/oss-security/2026/06/26/8nvd
- access.redhat.com/security/cve/CVE-2026-57915nvd
- bugzilla.redhat.com/show_bug.cginvd
- github.com/apache/directory-kerby/commit/995fa59fac53f8e2e6fb987e0e29a5ae3a4bbf38ghsa
- github.com/apache/directory-kerby/releases/tag/kerby-all-2.1.2ghsa
- lists.apache.org/thread/1y3glgh3kzwoxo5m2lq504cjlh1dsrfhnvd
- nvd.nist.gov/vuln/detail/CVE-2026-57915ghsa
- security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-57915.jsonnvd
News mentions
1- Apache Software Foundation: 21 Vulnerabilities Across Multiple Products Disclosed in Early July 2026Vypr Intelligence · Jul 3, 2026