CVE-2023-40451

HIGH

Safari < 17.0 - Remote Code Execution via IFrame Sandbox Bypass

Title source: llm
STIX 2.1

Description

This issue was addressed with improved iframe sandbox enforcement. This issue is fixed in Safari 17. An attacker with JavaScript execution may be able to execute arbitrary code.

Scores

CVSS v3 8.8
EPSS 0.0021
EPSS Percentile 43.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

Status published
Products (1)
apple/safari < 17.0
Published Sep 27, 2023
Tracked Since Feb 18, 2026