CVE-2026-6536 MEDIUM

CVE-2026-6536: Loop with Unreachable Exit Condition ('Infinite Loop') in Wireshark

Vendor Wireshark Foundation

Product Wireshark

Weakness CWE-835

Published April 30, 2026

Last update April 30, 2026

CVSS base score

5.5/10

Attack vector Local

Attack complexity Low

Privileges required None

User interaction Required

Confidentiality None

Integrity None

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

What the vulnerability does

01Description

DLMS/COSEM protocol dissector infinite loop in Wireshark 4.6.0 to 4.6.4

Key dates

April 30, 2026 CVE published

April 30, 2026 Record updated

External resources

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