CVE-2026-20408
Last modified
CVE-2026-20408 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. In wlan, there is a possible out of bounds write due to a heap buffer overflow. This could lead to remote (proximal/adjacent) escalation of privilege with no additional execution privileges needed. EPSS estimates a 0.27% chance of exploitation in the next 30 days.
Description
In wlan, there is a possible out of bounds write due to a heap buffer overflow. This could lead to remote (proximal/adjacent) escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00461651; Issue ID: MSV-4758.
Metrics
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Mediatek | Software Development Kit | <= 7.6.7.2 |
| Openwrt | Openwrt | 19.07.0 |
| Openwrt | Openwrt | 21.02.0 |
| Openwrt | Openwrt | 23.05.0 |
References
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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