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CVE-2026-39871 is an information disclosure vulnerability in the TV App on macOS. The issue stems from improper path handling logic, allowing an application to observe user data that should not have been exposed. Apple indicates the flaw was corrected through improved path-handling logic. The vulnerability affects macOS Sonoma, macOS Sequoia, and macOS Tahoe releases prior to macOS Sonoma 14.8.7, macOS Sequoia 15.7.7, and macOS Tahoe 26.5.
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What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.
What an attacker gets, and what they’ve been doing with it.
If you can’t patch tonight, do this now.
Patch, then assume compromise.
No public exploits tracked yet. Mallory keeps watching.
No public exploit code observed for this vulnerability.
Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.
Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
9 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
An information disclosure vulnerability in TV App that may allow an app to observe unprotected user data.
A path handling vulnerability in macOS Tahoe that may allow an app to observe unprotected user data.
A macOS Sonoma vulnerability involving path handling that may allow an app to observe unprotected user data.
A path handling issue in macOS Tahoe that could allow an app to observe unprotected user data.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.