CVE-2026-5403

7.8 highEPSS 0.2%

High (7.8) in wireshark wireshark. EPSS 0.2% chance of exploitation in the next 30 days.

SBC codec crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service and possible code execution

Severity

7.8 high

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

EPSS: 0.2% chance of exploitation in the next 30 days; higher than 5% of CVEs (scores of 2026-10-31)
CWEs: CWE-122, CWE-787
Published: 2026-05-01
Modified: 2026-07-15
Record from: the NVD, synced 2026-10-19