CVE-2026-20462

MEDIUM

MediaTek Chipset - Heap-based Buffer Overflow

Title source: rule
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2026-20462. PoCs published by HermesNA-1.

AI-analyzed exploit summary This repository contains an auto-generated stub module for CVE-2026-20462, a heap buffer overflow in Telephony components that could lead to local privilege escalation. The code includes placeholder methods (`check` and `run`) but lacks actual exploit implementation or technical details about the vulnerability.

Description

In Telephony, there is a possible memory corruption due to a heap buffer overflow. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS11006447; Issue ID: MSV-7871.

Exploits (1)

github STUB 1 stars
by HermesNA-1 · pythonpoc
https://github.com/HermesNA-1/SnakeSploit/tree/main/data/modules_generated/cve-2026-20462_telephony_there.py

This repository contains an auto-generated stub module for CVE-2026-20462, a heap buffer overflow in Telephony components that could lead to local privilege escalation. The code includes placeholder methods (`check` and `run`) but lacks actual exploit implementation or technical details about the vulnerability.

Classification
Stub 99%
Attack Type
Lpe
Complexity
Complex
Reliability
Theoretical
Target: Telephony (MediaTek-based systems, likely Android)
Auth required
Prerequisites: Attacker must already have System privilege · Target must be running vulnerable Telephony component
mistral-large-3 · analyzed Jul 09, 2026 Full analysis →

References (1)

Core 1

Scores

CVSS v3 6.7
EPSS 0.0011
EPSS Percentile 1.5%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-122
Status published
Products (22)
MediaTek, Inc./MediaTek chipset MT6739
MediaTek, Inc./MediaTek chipset MT6761
MediaTek, Inc./MediaTek chipset MT6765
MediaTek, Inc./MediaTek chipset MT6768
MediaTek, Inc./MediaTek chipset MT6781
MediaTek, Inc./MediaTek chipset MT6789
MediaTek, Inc./MediaTek chipset MT6833
MediaTek, Inc./MediaTek chipset MT6853
MediaTek, Inc./MediaTek chipset MT6855
MediaTek, Inc./MediaTek chipset MT6877
... and 12 more
Published Jul 01, 2026
Tracked Since Jul 01, 2026