A permissions issue was addressed with additional restrictions. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. A malicious app may be able to gain root privileges.
[POC] GHSA-3whf-vgf2-9w6g — CVE-2026-39875-macOS-CUPS
Unprivileged user to root on macOS Sonoma, Sequoia, and Tahoe. Patched in macOS 26.6 / 15.7.8 / 14.8.8.
[POC] CVE-2026-39875 — CVE-2026-39875-macOS-CUPS-LPE
Unprivileged user to root via CUPS logic flaw — macOS Sonoma, Sequoia, and Tahoe. Patched in macOS 26.6 / 15.7.8 / 14.8.8.
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