CVE-2026-58836 InstallPackageHelper - Broken Access Control

InstallPackageHelper in handlePackagePostInstall contains an Enhanced Confirmation Mode bypass caused by a logic error allowing sideloaded applications to modify package source during self-update, letting local attackers escalate privileges, exploit requires user execution privileges.

CVSS base score 7.8 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
View the NVD record ↗

Details

Type
Broken Access Control
Impact
Privilege Escalation
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
2 November 2026
Updated
3 November 2026
Weakness
CWE-693

Vendor fix

Update to the latest version containing the fix.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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