CVE-2026-15171CWE-476

NULL Pointer Dereference in Wireshark

Medium · published July 8, 2026

CVSS v3.1
5.5
EPSS
0%
Percentile
1.8
In the wild
Unconfirmed
What it is

SSH 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
0.00122 · 1.8th percentile
Weakness
CWE-476 · NULL Pointer Dereference
Published
2026-07-08T20:51Z
EPSS history
Timeline
  • 08 JUL 20:51Z
    NULL Pointer Dereference in Wireshark
    cvelistv5