How many CVEs does Wireshark have?

Wireshark has 748 published CVE records since 2006, including 71 in the last two years.

How many Wireshark CVEs are in CISA KEV?

None of Wireshark's CVEs are currently listed in CISA's Known Exploited Vulnerabilities catalog.

Which Wireshark products have the most CVEs?

The Wireshark products with the most published CVEs are Wireshark, editcap, ciscodump.

What are the most common weakness types in Wireshark CVEs?

Wireshark's CVEs most often map to these CWE weakness types: CWE-835 (Loop with Unreachable Exit Condition ('Infinite Loop')), CWE-122 (Heap-based Buffer Overflow), CWE-674 (Uncontrolled Recursion), CWE-476 (NULL Pointer Dereference).

Are there public exploits for Wireshark vulnerabilities?

Yes — 112 of Wireshark's CVEs have a known public exploit.

How many critical Wireshark vulnerabilities are there?

Wireshark has 21 critical and 255 high-severity CVEs.

What is the average severity of Wireshark CVEs?

The average CVSS base score across Wireshark's scored CVEs is 6.0.

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748 CVEs

Wireshark Vulnerabilities

Name: Wireshark vulnerability dataset (CVEs)
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

CVE security advisories and vulnerability history for Wireshark.

748

Total CVEs

Published

0

In CISA KEV

Exploited in the wild

112

Public exploits

PoC or exploit code

6.0

Avg CVSS

2006–2026

Overview

Wireshark has 748 published CVE records since 2006, of which 0 are in CISA's Known Exploited Vulnerabilities catalog and 112 have a known public exploit. The average CVSS base score across scored CVEs is 6.0.

This page aggregates every publicly disclosed vulnerability (CVE) affecting Wireshark products, with severity breakdowns, the most-affected products, the most common weakness types, and the latest disclosures.

Security scorecard

A quick read on Wireshark's vulnerability posture, as a share of its 748 published CVEs.

Average CVSS: 6.0
Critical / high: 37%
Actively exploited (KEV): 0%
Public exploit available: 15%
Patch available: 99%

Severity and exploitation

How the CVSS severity of Wireshark's CVEs breaks down, plus how many are exploited in the wild or have public exploit code.

Critical21

High255

Medium415

Low57

In CISA’s Known Exploited Vulnerabilities catalog

0

None of Wireshark's CVEs are currently listed in CISA's KEV catalog.

Public exploits

112

112 of Wireshark's CVEs have a known public exploit available.

Most affected products

The Wireshark products with the most published CVEs. Follow any product to browse its versions and vulnerabilities.

Common weakness types

The CWE weakness categories most often found in Wireshark CVEs. Follow any weakness for its full explanation.

CNAs that assign these CVEs

The CVE Numbering Authorities that publish Wireshark CVE records.

Disclosure activity by year

How many Wireshark CVEs were published each year.

2019

22

2020

20

2021

22

2022

8

2023

31

2024

19

2025

8

2026

63

Latest Wireshark CVEs

The most recently disclosed vulnerabilities affecting Wireshark.

Use of Uninitialized Variable in Wireshark
CWE-457
Low · CVSS 3.3
EPSS 0.1%2026-07-08
Stack-based Buffer Overflow in Wireshark
CWE-121
Medium · CVSS 5.5
EPSS 0.1%2026-07-08
Heap-based Buffer Overflow in Wireshark
CWE-122
Medium · CVSS 5.5
EPSS 0.1%2026-07-08
Unchecked Input for Loop Condition in Wireshark
CWE-606
Medium · CVSS 5.5
EPSS 0.1%2026-07-08
Heap-based Buffer Overflow in Wireshark
CWE-122
Medium · CVSS 5.5
EPSS 0.1%2026-07-08
NULL Pointer Dereference in Wireshark
CWE-476
Medium · CVSS 5.5
EPSS 0.1%2026-07-08
Heap-based Buffer Overflow in Wireshark
CWE-122
High · CVSS 7.5
EPSS 0.2%2026-07-08
Stack-based Buffer Overflow in Wireshark
CWE-121
High · CVSS 7.5
EPSS 0.2%2026-07-08
Heap-based Buffer Overflow in Wireshark
CWE-122
Medium · CVSS 5.5
EPSS 0.1%2026-07-08
Heap-based Buffer Overflow in Wireshark
CWE-122
Medium · CVSS 5.5
EPSS 0.1%2026-07-08
Loop with Unreachable Exit Condition ('Infinite Loop') in Wireshark
CWE-835
High · CVSS 7.5
EPSS 0.2%2026-07-08
Heap-based Buffer Overflow in ciscodump
CWE-122
Medium · CVSS 5.5
EPSS 0.1%2026-07-08

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Frequently asked questions

Common questions about Wireshark vulnerabilities.

How many CVEs does Wireshark have?: Wireshark has 748 published CVE records since 2006, including 71 in the last two years.
How many Wireshark CVEs are in CISA KEV?: None of Wireshark's CVEs are currently listed in CISA's Known Exploited Vulnerabilities catalog.
Which Wireshark products have the most CVEs?: The Wireshark products with the most published CVEs are Wireshark, editcap, ciscodump.
What are the most common weakness types in Wireshark CVEs?: Wireshark's CVEs most often map to these CWE weakness types: CWE-835 (Loop with Unreachable Exit Condition ('Infinite Loop')), CWE-122 (Heap-based Buffer Overflow), CWE-674 (Uncontrolled Recursion), CWE-476 (NULL Pointer Dereference).
Are there public exploits for Wireshark vulnerabilities?: Yes — 112 of Wireshark's CVEs have a known public exploit.
How many critical Wireshark vulnerabilities are there?: Wireshark has 21 critical and 255 high-severity CVEs.
What is the average severity of Wireshark CVEs?: The average CVSS base score across Wireshark's scored CVEs is 6.0.

References

Vulnerability data is sourced from the CVE Program; severity, KEV, and exploit signals are aggregated by RadicalNotion.AI.

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