CVE-2026-5674
A flaw was found in PipeWire, a multimedia server. This vulnerability allows an attacker to escape sandboxed applications, such as Flatpak, by exploiting PipeWire's PulseAudio compatibility layer. An attacker with minimal permissions within a sandboxed environment can load a malicious library, leading to arbitrary code execution outside the sandbox and potential compromise of the user's system.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
- Puntuación base: 8.8
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.18%
- Percentil entre todas las CVEs puntuadas: 7
- Fecha de la puntuación: 3/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
🎯 Técnicas ATT&CK
Cómo se explota esta vulnerabilidad y qué consigue el atacante, en el lenguaje de MITRE ATT&CK.
- Explotación
T1068Exploitation for Privilege Escalationprivilege escalation85 % - Impacto principal
T1574.007Path Interception by PATH Environment Variablestealth · execution80 % - Impacto secundario
T1548.004Elevated Execution with Promptprivilege escalation75 %
AV:L, PR:L, UI:N sugiere escalada local sin interacción. CWE-427 (DLL/library injection) y 'load a malicious library' confirman T1574.007. Escape de sandbox Flatpak permite ejecución fuera del contexto confinado (T1548.004).
Inferido por nuestro agente de análisis a partir de la descripción oficial, el vector CVSS y la CWE, y comprobado por un supervisor. Puede contener errores.
🛡️ Mitigaciones ATT&CK que cubren estas técnicas
Tecnologías afectadas (1)
⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.
CWE
- CWE-427
Referencias
- https://access.redhat.com/errata/RHSA-2026:47082
- https://access.redhat.com/errata/RHSA-2026:47083
- https://access.redhat.com/errata/RHSA-2026:51064
- https://access.redhat.com/errata/RHSA-2026:56028
- https://access.redhat.com/errata/RHSA-2026:56029
- https://access.redhat.com/errata/RHSA-2026:61768
- https://access.redhat.com/security/cve/CVE-2026-5674
- https://bugzilla.redhat.com/show_bug.cgi?id=2455341
JSON original (NVD)
Mostrar
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"value": "A flaw was found in PipeWire, a multimedia server. This vulnerability allows an attacker to escape sandboxed applications, such as Flatpak, by exploiting PipeWire's PulseAudio compatibility layer. An attacker with minimal permissions within a sandboxed environment can load a malicious library, leading to arbitrary code execution outside the sandbox and potential compromise of the user's system."
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}