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VulnerabilityPublished

CVE-2026-20594: MediaTek chipset · Out-of-bounds Read

Affects MediaTek chipsetSource CVE Database V5

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Not known to be exploited.

Data as of 2 Nov 2026, 02:58 UTC

Severity
High

Rated High by Threat Radar's AI analysis · No CVSS score from NVD or the CNA

Thin evidence

One scorer or none

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 2 Nov 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 1 Nov 2026.

What to do

Affected software

ProductAffectedFixed in
MediaTek, Inc.MediaTek chipsetAffected
  • MT2716 – MT8893
55 affected builds
Fixed in–

AI-suggested

Patches identified by Patch IDs MOLY01349680 and MOLY01369097 have been released by MediaTek to address this vulnerability. Users and device manufacturers should apply these official fixes to mitigate the risk. No further mitigation steps are indicated by the vendor advisory.

Description

CVE-2026-20594 is an out-of-bounds read vulnerability in MediaTek chipsets caused by a missing bounds check in the modem component. Exploitation can lead to a remote denial of service when a user equipment (UE) connects to a rogue base station controlled by an attacker. No additional execution privileges or user interaction are required for exploitation. Multiple MediaTek chipset models are affected. Patches have been issued under Patch IDs MOLY01349680 and MOLY01369097.

References

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