Safari use-after-free flaw allows code execution, fixed in 27.2

high severity · published 2026-10-26

Processing maliciously crafted web content can trigger a use-after-free memory bug and let an attacker run arbitrary code on your machine. It is fixed in Safari 27.2.

Fixed in: 27.2

CVE: CVE-2026-112623

Source: NVD

Am I affected?

You are affected if the installed version is older than 27.2. Check the version you have and update to 27.2 or later. The fixed version is verified against a vendor or advisory source.

Get the fix

FixLane has a reviewed fix procedure for this incident: a read-only check first, then the fix. Ask the Telegram bot, or connect an AI agent to the FixLane MCP server and call get_fix_prompt with incident id 534 and your operating system.