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VulnerabilityPublished

CVE-2026-20580: MediaTek chipset · Use After Free

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
Medium

Rated Medium 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
  • MT2735 – MT8786
32 affected builds
Fixed in–

AI-suggested

Since the patch ID ALPS11412004 is referenced, users should verify with MediaTek or their device vendors for the availability of updates addressing this issue. No other mitigation details are provided.

Description

CVE-2026-20580 is a use-after-free vulnerability in the USB component of MediaTek chipsets. It can cause a system crash leading to a local denial of service. Exploitation requires the attacker to already have System privilege, and no user interaction is needed. Multiple MediaTek chipset models are affected.

References

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