CVE-2026-58839

In forEachLine of MountRegistry.cpp, there is a possible out of bounds read due to a buffer overflow. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

  • Published Sep 8, 2026
  • CVSS 7.8 high
  • 0.1% chance of exploitation in the next 30 days (EPSS)

Affected software

CVE-2026-58839 at the National Vulnerability Database