CVSS 5.5 · MEDIUM

CVE-2026-5655

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

View on NVD

Severity

Score: 5.5(MEDIUM)

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

AV: LOCAL

AC: LOW

PR: NONE

UI: REQUIRED

S: UNCHANGED

C: NONE

I: NONE

A: HIGH

Weakness (CWE): CWE-416

EPSS

Probability of exploitation (next 30 days): 0.0002 (0.0%)

Percentile: 5.7%

EPSS: 2026-05-06

Affects

wireshark:wireshark

Technical description

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

Published: 4/30/2026, 7:16:38 AM

Last modified: 5/1/2026, 4:49:18 PM

References

How to read this card

Actively exploited

KEV (Known Exploited Vulnerabilities) is CISA's catalog of CVEs confirmed as actively exploited in the real world. If a CVE is on KEV, someone is already using it in attacks.

CVSS 10.0

CVSS 10.0 — máxima severidad teórica. Explotable de forma remota, sin privilegios, con impacto total. Aún no confirmada como explotada en el mundo real, pero parchea ya.

AI-recommended

Un modelo de lenguaje revisó el CVE y consideró que afecta a software ampliamente desplegado o herramientas comunes de desarrollo. Un humano del equipo aprobó la publicación antes de que llegara aquí.

Categorías de impacto que evalúa la IA

widely_deployed_infra — kernel Linux, OpenSSL, glibc, k8s, Docker, nginx, OpenSSH.

popular_dev_tooling — Node.js, Python, Go, React, Next.js, librerías comunes de npm/pip.

common_consumer_software — Chrome, Firefox, Windows, macOS, apps móviles populares.

enterprise_saas — GitHub, GitLab, Atlassian, Salesforce, Cisco, Fortinet, Ivanti.

niche_software — CMS regionales, herramientas de hobby, librerías de poco uso.

not_relevant — firmware específico de proveedor, software descontinuado.

EPSS — EPSS (Exploit Prediction Scoring System) by FIRST.org estimates the probability that a CVE will be exploited in the next 30 days. Range is 0 to 1; very fresh CVEs typically score low until evidence accumulates.