— Unscored

An out-of-bounds write issue was addressed with improved bounds checking.

CVE-2026-112621

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in Safari 27.2, iOS 26.7.2 and iPadOS 26.7.2, iOS 27.2 and iPadOS 27.2, macOS Golden Gate 27.2, visionOS 27.2. Processing a maliciously crafted image may result in memory corruption.

Proof-of-concept code is published

Public PoC

Public PoCXplo8E/CVE-2026-112621-oob-write-poc24 stars
Public PoCPickAstley11/CVE-2026-112621-oob-write-poc1 stars
Public PoCAllen-ux-dev/cve-2026-112621-test
Public PoC794pn2s6fh-hub/CVE-2026-112621-

Signals come from Exploit-DB, Metasploit, Nuclei and published proof-of-concept repositories. Their absence means nothing was found, not that nothing exists.

Assessment

CVSS: Not yet scored
Severity: Unscored
Known exploited: Not listed in CISA KEV
Exploit availability: Public PoC
Published: 26 October 2026
Last updated: 27 October 2026
Assigner: product-security@apple.com

At the source

References

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Query this programmatically

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