PT-2026-34692 · Julia · Kerberos Krb5 Jll

Published

2026-04-13

·

Updated

2026-04-13

CVSS v3.1

7.5

High

VectorAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
In MIT Kerberos 5 (aka krb5) before 1.21.3, an attacker can modify the plaintext Extra Count field of a confidential GSS krb5 wrap token, causing the unwrapped token to appear truncated to the application.

Fix

Found an issue in the description? Have something to add? Feel free to write us 👾

Related Identifiers

JLSEC-2026-93

Affected Products

Kerberos Krb5 Jll