CVE-2026-20529
In battery, there is a possible out of bounds write due to a missing bounds check. This could...
In battery, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS11276677; Issue ID: MSV-9217.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
In battery, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS11276677; Issue ID: MSV-9217.
- Record
CVE-2026-20529- CVSS 3.1
- 6.7 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-787
- Updated
- 2026-11-02
EUVDEUVD-2026-92194
In battery, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS11276677; Issue ID: MSV-9217.
- Record
EUVD-2026-92194- CVSS 3.1
- 6.7 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-4564-cmp3-frpg
In battery, there is a possible out of bounds write due to a missing bounds check. This could...
In battery, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS11276677; Issue ID: MSV-9217.
- Record
GHSA-4564-cmp3-frpg- CVSS 3.1
- 6.7 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-787
- Updated
- 2026-11-02
NVD
In battery, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS11276677; Issue ID: MSV-9217.
- Record
CVE-2026-20529- CVSS 3.1
- 6.7 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-787
- Updated
- 2026-11-02
Affected products
- mediatek mt6761 firmware
- mediatek mt6765 firmware
- mediatek mt6768 firmware
- mediatek mt6781 firmware
- mediatek mt6853 firmware
- mediatek mt6858 firmware
- mediatek mt6881 firmware
- mediatek mt6893 firmware
- mediatek mt6989 firmware
- mediatek mt6991 firmware
- mediatek mt6993 firmware
- mediatek mt8171 firmware
Show 17 moreShow less
- mediatek mt8186 firmware
- mediatek mt8188 firmware
- mediatek mt8189 firmware
- mediatek mt8196 firmware
- mediatek mt8766 firmware
- mediatek mt8768 firmware
- mediatek mt8775 firmware
- mediatek mt8781 firmware
- mediatek mt8788e firmware
- mediatek mt8791t firmware
- mediatek mt8792 firmware
- mediatek mt8796 firmware
- mediatek mt8799 firmware
- mediatek mt8883 firmware
- mediatek mt8893 firmware
- mediatek mt8910 firmware
- mediatek, inc. mediatek chipset
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-20529 is a medium vulnerability (CVSS 6.7) in Mediatek Mt6761 Firmware, published October 5, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.11%, the 1st percentile. No source names a fixed version.