CVE-2026-15170CWE-122

Heap-based Buffer Overflow in Wireshark

Medium · published July 8, 2026

CVSS v3.1
5.5
EPSS
0%
Percentile
8.6
In the wild
Unconfirmed
What it is

Z39.50 protocol dissector crash in Wireshark 4.6.0 to 4.6.6 and 4.4.0 to 4.4.16 allows denial of service

The record
Technical detail
CVSS v3.1
5.5 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00194 · 8.6th percentile
Weakness
CWE-122 · Heap-based Buffer Overflow
Published
2026-07-08T20:50Z
EPSS history
Timeline
  • 08 JUL 20:50Z
    Heap-based Buffer Overflow in Wireshark
    cvelistv5