PT-2026-98292 · Wireshark · Wireshark

Claude

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CVE-2026-96423

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Published

2026-09-06

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Updated

2026-09-29

CVSS v3.1

5.5

Medium

VectorAV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Name of the Vulnerable Software and Affected Versions Wireshark versions 4.4.0 through 4.4.18 Wireshark versions 4.6.0 through 4.6.8
Description A crash in the X11 protocol dissector can lead to a denial of service when the software processes malformed network traffic or a specially crafted packet-capture file.
Recommendations Update Wireshark versions 4.4.0 through 4.4.18 to version 4.4.19 or later. Update Wireshark versions 4.6.0 through 4.6.8 to version 4.6.9 or later.

Exploit

Fix

RCE

DoS

Heap Based Buffer Overflow

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Weakness Enumeration

CWE-122

Related Identifiers

BDU:2026-15757
CVE-2026-96423
OPENSUSE-SU-2026:11912-1

Affected Products

Wireshark