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CVE-2026-58836: In handlePackagePostInstall of InstallPackageHelper.java, there is a possible Enhanced Confirmation Mode (ECM) bypass vulnerability that allows a sideloaded app
CVE-2026-58836 Nov 2, 2026 Source: Vendor
In handlePackagePostInstall of InstallPackageHelper.java, there is a possible Enhanced Confirmation Mode (ECM) bypass vulnerability that allows a sideloaded application to modify the package source during a self-update due to a logic error in the code. This could lead to local escalation of privilege with User execution privileges needed. User interaction is not needed for exploitation.
Source of record
The credited names below are quoted verbatim from the vendor's own advisory:
https://nvd.nist.gov/vuln/detail/CVE-2026-58836
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