CVE-2025-11679
Out-of-bounds Read in libwebsockets PNG parsing
Vexday Risk Score
13Bajo
Decisión SSVC (CISA)
Track
Sin señal de explotación → monitorear
CVSS 5.9EPSS 0.4%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado
Ciclo de vida
20 oct 2025Publicada en NVD
Recomendación: Monitorear — sin señal de explotación por ahora.
Out-of-bounds Read in lws_upng_emit_next_line in warmcat libwebsockets allows, when the LWS_WITH_UPNG flag is enabled during compilation and the HTML display stack is used, to read past a heap allocated buffer possibly causing a crash, when the user visits an attacker controlled website that contains a crafted PNG file with a big height dimension.
CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Productos afectados
warmcat · libwebsockets¿Quieres saber si tu infraestructura está expuesta a esto?
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