CVE-2026-19695

MEDIUM 4.7

Stack-based Buffer Overflow in Wireshark

CVSS Score

4.7

EPSS Score

0.0%

EPSS Percentile

0th

Gammu DCT3 trace file parser crash in 4.6.0 to 4.6.7 allows denial of service

CWE	CWE-121
Vendor	wireshark foundation
Product	wireshark
Published	Aug 13, 2026

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CVSS v3 Breakdown

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

Attack Vector

Local

Attack Complexity

High

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Affected Versions

Wireshark Foundation / Wireshark

4.6.0 < 4.6.8

References

NVD ↗ CVE.org ↗ EPSS Data ↗

wireshark.org: https://www.wireshark.org/security/wnpa-sec-2026-90.html gitlab.com: https://gitlab.com/wireshark/wireshark/-/work_items/21475

Credits

Pedro Pinho