CVE-2026-51251

HIGH

ESP32-audioI2S 3.4.5 - Buffer Overflow in MP3Decoder::decode via Untrusted mainDataBegin and nSlots Values

Title source: llm
STIX 2.1

Description

Schreibfaul1 ESP32-audioI2S 3.4.5 has a buffer overflow vulnerability in the MP3Decoder::decode() function of the MP3 decoder due to missing size validation on untrusted mainDataBegin and nSlots values.

Scores

CVSS v3 7.5
EPSS 0.0031
EPSS Percentile 23.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-119
Status published
Published Jul 28, 2026
Tracked Since Jul 28, 2026