CVE-2026-20580: MediaTek chipset · Use After Free
Affects MediaTek chipsetSource CVE Database V5
Not known to be exploited.
Data as of 2 Nov 2026, 02:58 UTC
Rated Medium by Threat Radar's AI analysis · No CVSS score from NVD or the CNA
Thin evidence
One scorer or noneExploitation evidence
Disclosed: evidence found.
CVE published 2 Nov 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by 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
| Product | Affected | Fixed in |
|---|---|---|
| MediaTek, Inc.MediaTek chipset | Affected
| 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.