Denial of Service Vulnerability in Wireshark by Riverbed Technology
CVE-2026-15163

5.5MEDIUM

Key Information:

Vendor

Wireshark
Status
Wireshark
Vendor
CVE Published:
8 July 2026

What is CVE-2026-15163?

Multiple protocol dissectors in Wireshark versions 4.6.0 through 4.6.6 and 4.4.0 through 4.4.16 contain infinite loop vulnerabilities. Exploiting these vulnerabilities may lead to a denial of service, severely disrupting network analysis capabilities. Users running the affected versions are advised to update to the latest version to mitigate the risk associated with these vulnerabilities.

Affected Version(s)

Wireshark 4.6.0 < 4.6.7

Wireshark 4.4.0 < 4.4.17

References

https://www.wireshark.org/security/wnpa-sec-2026-61.html
https://gitlab.com/wireshark/wireshark/-/work_items/21275
https://gitlab.com/wireshark/wireshark/-/work_items/21277

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

.