Vulnerability details
CVE-2026-20495
MediaTek chipset
CVSS 3.1
7.8High
Official description
In Bluetooth driver, there is a possible permission bypass due to a missing permission check. This could lead to local escalation of privilege with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00488300; Issue ID: MSV-7296.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 7.8High | 3.1 | CISA ADP / Vulnrichment (CISA-ADP) | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| MediaTek, Inc. | MediaTek chipset | MT7902 | CVEProject cvelistV5 (CNA) |
| MediaTek, Inc. | MediaTek chipset | MT7920 | CVEProject cvelistV5 (CNA) |
| MediaTek, Inc. | MediaTek chipset | MT7921 | CVEProject cvelistV5 (CNA) |
| MediaTek, Inc. | MediaTek chipset | MT7922 | CVEProject cvelistV5 (CNA) |
| MediaTek, Inc. | MediaTek chipset | MT7925 | CVEProject cvelistV5 (CNA) |
| MediaTek, Inc. | MediaTek chipset | MT7927 | CVEProject cvelistV5 (CNA) |
References and advisories
1
Kolun on Telegram @kolunsec
Exploited CVEs, key news and a daily digest
Alerts for this product's next CVEsFollow the product to get new vulnerabilities on Telegram.
Details
- Published
- 2026-08-03
- Last updated
- 2026-08-05
- State
- Published
- Assigner (CNA)
- MediaTek
Exploit prediction (EPSS)
0.15%
Probability of exploitation in 30 days
4.2%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- No
- Exploitation
- None
- Technical impact
- Total
Weaknesses (CWE)
- CWE-862Missing Authorization