EUVD-2026-78996
GHSA-3w97-cpqw-j625
Severity by source
AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Local vector with no UI; PR:H because the description explicitly requires pre-existing System execution privileges, a highly privileged prerequisite; full CIA impact via bootloader-level escalation.
Primary rating from Vendor (Google_Devices).
CVSS VectorVendor: Google_Devices
Lifecycle Timeline
5DescriptionCVE.org
In Bootloader, there is a possible permission bypass due to a logic error in the code. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.
Articles & Coverage 1
AnalysisAI
Privilege escalation in the Android Bootloader allows a local attacker who already holds System execution privileges to bypass an intended permission check and obtain higher-privileged code execution on affected devices. The root cause is a logic error in bootloader permission enforcement (CWE-693, protection mechanism failure) that requires no user interaction and is reachable only through local access, making it a privilege-escalation link inside a larger exploit chain rather than a standalone remote threat; the affected scope appears limited to Google Pixel devices addressed by the 2026-09-01 Pixel security bulletin. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires the attacker to already possess Android System execution privileges (a highly privileged local context) on an affected device - this is the primary limiting factor and makes the flaw a privilege-escalation link within a larger chain rather than a standalone remote threat. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | This is a locally-exploitable Android Bootloader privilege escalation. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | Patch available per vendor advisory: apply the Android Pixel security bulletin dated 2026-09-01 (https://source.android.com/docs/security/bulletin/pixel/2026/2026-09-01), which is the authoritative source for the fixed build identifiers, since no standalone fix version number was included in the supplied data. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours, inventory all Google Pixel devices addressed by the 2026-09-01 Pixel security bulletin, confirm which are used by high-risk or executive staff, restrict local physical and logical access to those devices, and monitor Google's Android and Pixel security bulletins for a vendor-released patch. …
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Same weakness CWE-693 – Protection Mechanism Failure
View allSame technique Privilege Escalation
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External POC / Exploit Code
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