CVE-2026-20651 — Insecure Temporary File in Apple Macos

CWE-377 — Insecure Temporary File6 documents5 sources
Severity
6.2MEDIUMNVD
EPSS
0.0%
top 97.72%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Apple Macos
Timeline
PublishedMar 25

Description

A privacy issue was addressed with improved handling of temporary files. This issue is fixed in macOS Sequoia 15.7.5, macOS Sonoma 14.8.4, macOS Tahoe 26.3. An app may be able to access sensitive user data.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NExploitability: 2.5 | Impact: 3.6

Affected Packages2 packages

▶CVEListV5apple/macos< 14.8.4+2
▶NVDapple/macos14.0 — 14.8.5+2

🔴Vulnerability Details

2
GHSA
GHSA-3j78-4863-937g: A privacy issue was addressed with improved handling of temporary files↗2026-03-25
▶
CVEList
CVE-2026-20651: A privacy issue was addressed with improved handling of temporary files↗2026-03-25
▶

📋Vendor Advisories

2
Apple
CVE-2026-20651: macOS Sonoma 14.8.4↗2026-02-11
▶
Apple
CVE-2026-20651: macOS Tahoe 26.3↗2026-02-11
▶

🕵️Threat Intelligence

1
Wiz
CVE-2026-20651 Impact, Exploitability, and Mitigation Steps | Wiz↗
▶
CVE-2026-20651 — Insecure Temporary File in Apple Macos | cvebase