CVE-2024-44309

Apple Multiple Products Cross-Site Scripting (XSS) Vulnerability

  • Medium 6.3
  • Exploited: added to CISA KEV 21 Nov 2024

Description

A cookie management issue was addressed with improved state management. This issue is fixed in Safari 18.1.1, iOS 17.7.2 and iPadOS 17.7.2, iOS 18.1.1 and iPadOS 18.1.1, macOS Sequoia 15.1.1, visionOS 2.1.1. Processing maliciously crafted web content may lead to a cross site scripting attack. Apple is aware of a report that this issue may have been actively exploited on Intel-based Mac systems.

Key facts

Published
19 Nov 2024
Last changed
2 Apr 2026
Assigned by
apple
KEV added
21 Nov 2024
KEV fix due
12 Dec 2024
EPSS
21.948% likely to be exploited in the next 30 days, higher than 97.695% of CVEs (scores for 15 Nov 2026)
SSVC (CISA)
Exploitation: active; Automatable: no; Technical impact: partial

Severity scores

Each score is shown as its source gave it. They are not averaged or merged.

  • 6.3CVSS 3.1, Mediumfrom CISA (ADP container)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L

What to do

  • Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.CISA KEV required action

Historical context and remediation

This reference retains the original CVE publication date. A recent record update does not mean a new attack occurred.

No separately sourced impact summary is available on this page yet. Consult the description, version data and dated exploitation evidence.

Version statuses below come from the CNA. An “unaffected” version is not necessarily a currently supported release or proof of a patch date. EPSS is a dated risk estimate, not a count of historical attacks.

Read the original CVE record.

Affected products

VendorProductVersions
AppleSafari
  • 0 up to but excluding 18.1.1 (affected)
AppleiOS and iPadOS
  • 0 up to but excluding 17.7.2 (affected)
  • 0 up to but excluding 18.1.1 (affected)
ApplemacOS
  • 0 up to but excluding 15.1.1 (affected)
ApplevisionOS
  • 0 up to but excluding 2.1.1 (affected)

Timeline

  1. 19 Nov 2024 Published
  2. 21 Nov 2024 CVE-2024-44309 added to CISA KEV
  3. 21 Nov 2024 Added to the CISA KEV catalogue

Weakness

Practice this bug class

HackZoneLabs has a hands-on lab on XSS (stored, reflected, DOM) (CWE-79).

References