Denial of Service Vulnerability in Sharkd from Wireshark
CVE-2026-7378

5.5MEDIUM

Key Information:

Vendor

Wireshark
Status
Wireshark
Vendor
CVE Published:
30 April 2026

What is CVE-2026-7378?

The Sharkd service in Wireshark versions 4.4.0 to 4.4.14 and 4.6.0 to 4.6.4 is susceptible to a denial of service vulnerability that could lead to unexpected crashes. When exploited, this flaw may result in a service interruption, affecting network analysis capabilities. Users are advised to update to the patched versions to mitigate potential risks associated with this vulnerability.

Affected Version(s)

Wireshark 4.6.0 < 4.6.5

Wireshark 4.4.0 < 4.4.15

References

https://www.wireshark.org/security/wnpa-sec-2026-49.html
https://gitlab.com/wireshark/wireshark/-/work_items/21207

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Alexandre de Oliveira
.