CVE-2026-20491
Low
No strong exploitation signal.
CVSS base
5.5
MEDIUM
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS — probability of exploitation (30 days)
0.1%
1.1th percentile
CISA KEV
Not listed
Weakness / dates
CWE-787
Published 2026-08-03 · modified 2026-08-19
CVSS breakdown
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
| Attack Vector | L | Local |
| Attack Complexity | L | Low |
| Privileges Required | L | Low |
| User Interaction | N | None |
| Scope | U | Unchanged |
| Confidentiality | N | None |
| Integrity | N | None |
| Availability | H | High |
Timeline
- 2026-08-03 — Published (NVD)
- 2026-08-19 — Last modified (NVD)
Description
In med, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local denial of service with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS10981478 (Note: For MT6890, MT6990, MT6988) / AUTO00851173 (Note: For MT2735, MT2737); Issue ID: MSV-7652.