CVE-2026-20419

MEDIUM EPSS 49.8%
Published Feb 2, 20264mo ago · Modified Jun 17, 20261w ago
6.5 CVSS 3.1
Medium
Find Similar
Published Feb 2, 2026 4mo ago
Last Modified Jun 17, 2026 1w ago

Description

In wlan AP/STA firmware, there is a possible system becoming irresponsive due to an uncaught exception. This could lead to remote (proximal/adjacent) denial of service with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00461663 / WCNCR00463309; Issue ID: MSV-4852.

CVSS Details

Base Score
6.5
Exploitability
2.8
Impact
3.6
Vector string
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector Adjacent
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
49.8% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-754

Affected Products 30

VendorProductVersionRange
mediateknbiot_sdk* ≤3.6
mediateksoftware_development_kit* ≤7.6.7.2
mediatekmt6890*any
mediatekmt6989tb*any
mediatekmt7902*any
mediatekmt7915*any
mediatekmt7916*any
mediatekmt7920*any
mediatekmt7921*any
mediatekmt7922*any
mediatekmt7925*any
mediatekmt7927*any
mediatekmt7981*any
mediatekmt7986*any
mediatekmt8196*any
mediatekmt8668*any
mediatekmt8676*any
mediatekmt8678*any
mediatekmt8775*any
mediatekmt8791t*any
mediatekmt8792*any
mediatekmt8793*any
mediatekmt8796*any
mediatekmt8873*any
mediatekmt8883*any
mediatekmt8893*any
mediatekmt8910*any
openwrtopenwrt19.07.0any
openwrtopenwrt21.02.0any
mediatekmt6890*any

References 1

  • corp.mediatek.com https://corp.mediatek.com/product-security-bulletin/February-2026
    Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.