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CVE-2026-5655 | Mondoo Vulnerability Intelligence

Vulnerability IntelligenceCVE-2026-5655

CVE-2026-5655

MEDIUM5.5

Use After Free in Wireshark

Published Apr 30, 2026

Modified 3 weeks ago

Fix available

Details

SDP protocol dissector crash in Wireshark 4.6.0 to 4.6.4 allows denial of service

Affected Packages

Wireshark

Windows 10 (1507)Windows 10 (1607) / Server 2016Windows 10 (1809) / Server 2019Windows 10 (1903)Windows 10 (1909)

Fixed in:

4.6.5

References

https://gitlab.com/wireshark/wireshark/-/issues/21112

https://gitlab.com/wireshark/wireshark/-/work_items/21112

https://www.cve.org/CVERecord?id=CVE-2026-5655

https://www.wireshark.org/security/wnpa-sec-2026-19.html

CVSS Analysis

CVSS v3.1

5.5

Exploitability

Attack Vector

LocalAV:L

Attack Complexity

LowAC:L

Privileges Required

NonePR:N

User Interaction

RequiredUI:R

Scope

Scope

UnchangedS:U

Impact

Confidentiality

NoneC:N

Integrity

NoneI:N

Availability

HighA:H

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

Weakness Type (CWE)

Memory Safety

Ecosystems(18)

Windows 10 (1507)Windows 10 (1607) / Server 2016 Windows 10 (1809) / Server 2019 Windows 10 (1903)Windows 10 (1909)

Timeline

PublishedApr 30, 2026

ModifiedApr 30, 2026