CVE-2026-20419
MEDIUM EPSS 49.8%
Published Feb 2, 20264mo ago · Modified Jun 17, 20261w ago
6.5 CVSS 3.1
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
Exploitability
Impact
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
| Vendor | Product | Version | Range |
|---|---|---|---|
| mediatek | nbiot_sdk | * | ≤3.6 |
| mediatek | software_development_kit | * | ≤7.6.7.2 |
| mediatek | mt6890 | * | any |
| mediatek | mt6989tb | * | any |
| mediatek | mt7902 | * | any |
| mediatek | mt7915 | * | any |
| mediatek | mt7916 | * | any |
| mediatek | mt7920 | * | any |
| mediatek | mt7921 | * | any |
| mediatek | mt7922 | * | any |
| mediatek | mt7925 | * | any |
| mediatek | mt7927 | * | any |
| mediatek | mt7981 | * | any |
| mediatek | mt7986 | * | any |
| mediatek | mt8196 | * | any |
| mediatek | mt8668 | * | any |
| mediatek | mt8676 | * | any |
| mediatek | mt8678 | * | any |
| mediatek | mt8775 | * | any |
| mediatek | mt8791t | * | any |
| mediatek | mt8792 | * | any |
| mediatek | mt8793 | * | any |
| mediatek | mt8796 | * | any |
| mediatek | mt8873 | * | any |
| mediatek | mt8883 | * | any |
| mediatek | mt8893 | * | any |
| mediatek | mt8910 | * | any |
| openwrt | openwrt | 19.07.0 | any |
| openwrt | openwrt | 21.02.0 | any |
| mediatek | mt6890 | * | any |
References 1
- corp.mediatek.com https://corp.mediatek.com/product-security-bulletin/February-2026
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.