BLF File Parser Information Disclosure in Wireshark

Publication date: 2026-07-08

Last updated on: 2026-07-08

Assigner: GitLab Inc.

Description

BLF file parser in Wireshark 4.6.0 to 4.6.6 and 4.4.0 to 4.4.16 allows possible information disclosure

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-07-08

Last Modified

2026-07-08

Generated

2026-07-09

AI Q&A

2026-07-09

EPSS Evaluated

N/A

NVD

CVE-2026-15168

Affected Vendors & Products

Vendor	Product	Version / Range
wireshark	wireshark	to 4.6.6 (inc)
wireshark	wireshark	to 4.4.16 (inc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-457	The code uses a variable that has not been initialized, leading to unpredictable or unintended results.

Attack-Flow Graph

Executive Summary

This vulnerability exists in the BLF file parser component of Wireshark versions 4.6.0 to 4.6.6 and 4.4.0 to 4.4.16. It allows for possible information disclosure, meaning that an attacker could potentially access information that should be protected.

Impact Analysis

The impact of this vulnerability is limited to information disclosure. An attacker might be able to obtain sensitive information from the affected Wireshark versions. The CVSS score of 2.5 indicates a low severity, requiring local access with high attack complexity and user interaction.

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