CVE-2026-5653

Name: CVE-2026-5653
Creator: NVD / NIST
Published: 2026-04-30T07:16:38.52+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.21%

Last modified Jun 17, 2026

CVE-2026-5653 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. DCP-ETSI protocol dissector crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service. EPSS estimates a 0.21% chance of exploitation in the next 30 days.

Description

DCP-ETSI protocol dissector crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

0.21%

10.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-122

Affected Software

Vendor	Product	Versions
Wireshark	Wireshark	>= 4.4.0, <= 4.4.14
Wireshark	Wireshark	>= 4.6.0, <= 4.6.4

References

https://gitlab.com/wireshark/wireshark/-/issues/21122Exploit, Issue Tracking, Third Party Advisory
https://www.wireshark.org/security/wnpa-sec-2026-22.htmlVendor Advisory
https://gitlab.com/wireshark/wireshark/-/work_items/21122Exploit, Issue Tracking, Third Party Advisory

Timeline

Published: Apr 30, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-5653?

DCP-ETSI protocol dissector crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service

How severe is CVE-2026-5653?

CVE-2026-5653 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.21% probability of exploitation in the next 30 days.

How do I fix CVE-2026-5653?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-5653?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST