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Wireshark — Vulnerabilities & Security Advisories 139

All 139 CVE vulnerabilities found in Wireshark, with AI-generated Chinese analysis, references, and POCs.

This page presents a comprehensive aggregation of security vulnerabilities associated with Wireshark, a widely used network protocol analyzer. It focuses on common weakness enumerations affecting the vendor’s software suite, providing a centralized view of known security flaws. The collection includes various types of vulnerabilities such as buffer overflows, input validation errors, and logic flaws that could potentially lead to remote code execution or denial of service attacks. The data covers vulnerabilities disclosed from the earliest public records up to the most recent advisories, ensuring a historical perspective on the product’s security posture. This time range allows users to analyze trends in vulnerability discovery and patching responses over several years. Visitors to this page can track Wireshark vendor advisories to stay informed about critical updates and mitigation strategies. Users can also gain a deeper understanding of specific weakness classes by examining how they manifest within the context of network analysis tools. Additionally, the page facilitates looking up the complete vulnerability history of Wireshark, helping security professionals assess risk levels and prioritize remediation efforts based on past incidents. By consolidating these details, the resource supports informed decision-making for administrators and developers managing systems that rely on this software. This approach ensures that stakeholders have access to accurate and up-to-date information necessary for maintaining robust security defenses.

Vendor: Wireshark Foundation

CVE IDTitleCVSSSeverityPublished
CVE-2026-9759 NULL Pointer Dereference in Wireshark CWE-476 5.5 Medium2026-05-27
CVE-2026-6525 NULL Pointer Dereference in Wireshark CWE-476 5.5 Medium2026-05-02
CVE-2026-5404 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') in Wireshark CWE-120 4.7 Medium2026-04-30
CVE-2026-5403 Heap-based Buffer Overflow in Wireshark CWE-122 7.8 High2026-04-30
CVE-2026-5656 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in Wireshark CWE-22 7.0 High2026-04-30
CVE-2026-5405 Heap-based Buffer Overflow in Wireshark CWE-122 7.8 High2026-04-30
CVE-2026-5409 Uncontrolled Recursion in Wireshark CWE-674 5.5 Medium2026-04-30
CVE-2026-5408 Uncontrolled Recursion in Wireshark CWE-674 5.5 Medium2026-04-30
CVE-2026-5406 Uncontrolled Recursion in Wireshark CWE-674 5.5 Medium2026-04-30
CVE-2026-5407 Loop with Unreachable Exit Condition ('Infinite Loop') in Wireshark CWE-835 5.5 Medium2026-04-30
CVE-2026-5299 Uncontrolled Recursion in Wireshark CWE-674 5.5 Medium2026-04-30
CVE-2026-5402 Heap-based Buffer Overflow in Wireshark CWE-122 8.8 High2026-04-30
CVE-2026-5401 Uncontrolled Recursion in Wireshark CWE-674 5.5 Medium2026-04-30
CVE-2026-5654 Stack-based Buffer Overflow in Wireshark CWE-121 5.5 Medium2026-04-30
CVE-2026-5655 Use After Free in Wireshark CWE-416 5.5 Medium2026-04-30
CVE-2026-5657 Double Free in Wireshark CWE-415 5.5 Medium2026-04-30
CVE-2026-5653 Heap-based Buffer Overflow in Wireshark CWE-122 5.5 Medium2026-04-30
CVE-2026-6538 Stack-based Buffer Overflow in Wireshark CWE-121 5.5 Medium2026-04-30
CVE-2026-6537 Stack-based Buffer Overflow in Wireshark CWE-121 5.5 Medium2026-04-30
CVE-2026-6536 Loop with Unreachable Exit Condition ('Infinite Loop') in Wireshark CWE-835 5.5 Medium2026-04-30
CVE-2026-6535 Improperly Controlled Sequential Memory Allocation in Wireshark CWE-1325 5.5 Medium2026-04-30
CVE-2026-6534 Loop with Unreachable Exit Condition ('Infinite Loop') in Wireshark CWE-835 5.5 Medium2026-04-30
CVE-2026-6533 Improperly Controlled Sequential Memory Allocation in Wireshark CWE-1325 5.5 Medium2026-04-30
CVE-2026-6532 Buffer Over-read in Wireshark CWE-126 5.5 Medium2026-04-30
CVE-2026-6531 Loop with Unreachable Exit Condition ('Infinite Loop') in Wireshark CWE-835 5.5 Medium2026-04-30
CVE-2026-6530 Heap-based Buffer Overflow in Wireshark CWE-122 5.5 Medium2026-04-30
CVE-2026-6529 Heap-based Buffer Overflow in Wireshark CWE-122 5.5 Medium2026-04-30
CVE-2026-6528 Loop with Unreachable Exit Condition ('Infinite Loop') in Wireshark CWE-835 5.5 Medium2026-04-30
CVE-2026-6527 Uncontrolled Recursion in Wireshark CWE-674 5.5 Medium2026-04-30
CVE-2026-6526 NULL Pointer Dereference in Wireshark CWE-476 5.5 Medium2026-04-30

All 139 known CVE vulnerabilities affecting Wireshark with full Chinese analysis, references, and POCs where available.