PT-2026-39793 · Apple · Macos Sequoia+4

Izobashi + 1 · Published 2026-05-11 · Updated 2026-05-12 · CVE-2026-28941

Positive Technologies (AI Summary)

CVSS v3.1

7.1

High

Base vector

AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H

Name of the Vulnerable Software and Affected Versions iOS versions prior to 18.7.9 iPadOS versions prior to 18.7.9 macOS Sequoia versions prior to 15.7.7 macOS Tahoe versions prior to 26.5

Description Processing a maliciously crafted file may lead to a denial-of-service (a condition where a system becomes unavailable to its intended users) or potentially disclose memory contents.

Recommendations Update iOS to version 18.7.9. Update iPadOS to version 18.7.9. Update macOS Sequoia to version 15.7.7. Update macOS Tahoe to version 26.5.

Fix

DoS

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

CVE-2026-28941

ZDI-26-315

Affected Products

Apple Macos

Ios

Ipados

Macos Sequoia

Macos Tahoe

References · 7

• https://support.apple.com/en-us/127116 · Vendor Advisory
• https://support.apple.com/en-us/127111 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-28941 · Security Note
• https://support.apple.com/en-us/127115 · Vendor Advisory
• https://zerodayinitiative.com/advisories/ZDI-26-315 · Security Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-28941 · Note
• https://twitter.com/vuldb/status/2054024066005365083 · Twitter Post