Remote code execution in Safari/WebKit across widely used Apple OSes; high CVSS and broad endpoint impact makes this a cross‑industry alert.
CVE-2026-112659
Type confusion in WebKit/Safari enables remote code execution via malicious web content
Is CVE-2026-112659 being exploited?
Not confirmed. CVE-2026-112659 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.56% probability of exploitation in the next 30 days.
How severe is CVE-2026-112659?
CVE-2026-112659 is rated High with a CVSS score of 8.8. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-112659?
Yes. A fix has been recorded for CVE-2026-112659. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-112659 affect?
CVE-2026-112659 affects Safari 27.2, iOS 26.7.2, iOS 27.2, iPadOS 26.7.2, and 3 further products or versions. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-112659?
Install Apple security updates for listed Safari/iOS/iPadOS/macOS/visionOS versions immediately.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Remote arbitrary code execution in Safari/WebKit via crafted web content; attacker can run code as the user, exfiltrate data, or install malware.
Immediate action required
- affected< 26.7.2
- affected< 27.2
- affected< 27.2
- affected< 27.2
- affected< 27.2
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.