Resource exhaustion in Apple iOS and iPadOS - CVE-2026-28872
Published: May 12, 2026
Vulnerability identifier: #VU131095
CSH Severity: Low
CVSS v4: 4.6 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-28872
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to application does not properly control consumption of internal resources in Calendar. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.
Affected software
Apple iOS
iPadOS
iPadOS
How to mitigate CVE-2026-28872
Install updates from vendor's website.
Apple iOS - update to 18.7.9 22H355
iPadOS - update to 18.7.9 22H355
iPadOS - update to 18.7.9 22H355