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PatchSiren cyber security CVE debrief

CVE-2026-58678 Google CVE debrief

A logic error in the Bootloader could lead to local escalation of privilege with System execution privileges needed. This CVE was published on 2026-09-15T19:17:31.503Z and was last modified on 2026-09-18T17:28:45.393Z. The NVD entry is currently Analyzed. The Bootloader component is affected, and defenders should assess exposure and verify System execution privileges. User interaction is not needed for exploitation, and local escalation of privilege could lead to increased access and control.

Vendor
Google
Product
Android
CVSS
HIGH 7.8
CISA KEV
Not listed in stored evidence
Original CVE published
2026-09-15
Original CVE updated
2026-09-18
Advisory published
2026-09-15
Advisory updated
2026-09-18

Who should care

Defenders and administrators responsible for Bootloader components and System execution privileges should assess exposure and verify privileges.

Why it matters

Defenders should assess exposure and verify System execution privileges on Bootloader components due to a logic error that could lead to local escalation of privilege.

  • Verification of System execution privileges on Bootloader components is required
  • Local escalation of privilege could lead to increased access and control

Technical summary

A logic error in the Bootloader could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. The vulnerability is due to a logic error in the Bootloader code, which could allow an attacker to gain elevated privileges. Defenders should assess exposure and verify System execution privileges on Bootloader components.

Defensive priority

Assess exposure and verify System execution privileges on Bootloader components.

Recommended defensive actions

  • Assess exposure of Bootloader components in your environment
  • Verify System execution privileges on Bootloader components
  • Review and apply vendor advisories for Bootloader updates

Evidence notes

The CVE record and NVD vulnerability detail page provide information on the logic error in the Bootloader and potential local escalation of privilege.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-58678 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-58678

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-58678 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-58678

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.