CVE-2026-60109: zeek before 8.0.9 (exclusive), 0 to before 8.0.9

CVE-2026-60109. CVSS 3.1 base score 7.5 (HIGH, Vendor/CNA). EPSS 0.00923 (percentile 0.60007), scored 22-Oct-2026.

Affected technology

zeek · before 8.0.9 (exclusive)
zeek

zeek · 0 to before 8.0.9
zeek

Description’s affected range: before 8.0.9

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · No privileges required · No user interaction required

What an attacker can do

Unauthenticated remote attackers can crash the sensor by sending a crafted KRB_ERROR message with error-code 25 (KDC_ERR_PREAUTH_REQUIRED) containing a PA-DATA element with padata-type 2, 3, 11, or 19. Vendor/CNA’s CVSS 4.0 assessment (base score 8.7/10) rates confidentiality and integrity impact as none; availability impact as high.

Published 24-Oct-2026 01:43 UTC

CWE: CWE-476
CCR priority: 30.2 /100 (P4)
CVSS 3.1: 7.5 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H · Vendor/CNA
EPSS: 0.00923 · percentile 0.60007 · 2026-10-22
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-24 01:40:49.068977+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-60109.html