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VulnerabilityCVE-2025-24201Published 2025-03-11

CVE-2025-24201 — Apple Safari

criticalCISA KEVPublic exploit3 PoC repos

As of 2026-04-02, CVE-2025-24201 is a CRITICAL-severity vulnerability in Apple Safari, CVSS v3.1 10, EPSS 3.8% (89.8th percentile). It is listed in the CISA Known Exploited Vulnerabilities catalog (added 2025-03-13), with a US federal remediation deadline of 2025-04-03. Threadlinqs Intelligence links 1 tracked threat campaign to CVE-2025-24201, most recently “DarkSword: iOS Exploit Chain Adopted by Multiple Threat Actors (CVE-2026-20700, CVE-2025-43529, CVE-2025-31277)”.

CVSS v3.1
10/10Critical
EPSS
3.8%Higher than 89.8% of scored CVEs
CISA KEV
ListedAdded · due 2025-04-03
Tracked threats
1Campaigns referencing it
Priority
9/10Threadlinqs triage score
Published
Updated 2026-04-02
CVSS v3.1 10 (CRITICAL) · EPSS 3.8% (higher than 89.8% of all scored CVEs) · Priority 9/10 · Published 2025-03-11

Last updated:

What is CVE-2025-24201?

An out-of-bounds write issue was addressed with improved checks to prevent unauthorized actions. This issue is fixed in Safari 18.3.1, iOS 15.8.4 and iPadOS 15.8.4, iOS 16.7.11 and iPadOS 16.7.11, iOS 18.3.2 and iPadOS 18.3.2, iPadOS 17.7.6, macOS Sequoia 15.3.2, visionOS 2.3.2, watchOS 11.4. Maliciously crafted web content may be able to break out of Web Content sandbox. This is a supplementary fix for an attack that was blocked in iOS 17.2. (Apple is aware of a report that this issue may have been exploited in an extremely sophisticated attack against specific targeted individuals on versions of iOS before iOS 17.2.).

The record classifies CVE-2025-24201 under weakness class CWE-787. Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs no prior authentication, needs no user interaction, and has high impact on confidentiality, integrity, availability. 6 affected-product entries are recorded, across 1 vendor, listed below. The identifier was first published 590 days ago.

Severity and exploitation probability

CVSS v3.1 base score
10 — CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
EPSS (FIRST)
3.8% probability of exploitation in the next 30 days, higher than 89.8% of all scored CVEs
CISA KEV
Listed since 2025-03-13, federal remediation deadline 2025-04-03
Threadlinqs priority
9/10 — CISA KEV-listed, which Threadlinqs floors at 9
Published
2025-03-11, last modified 2026-04-02

Is CVE-2025-24201 being exploited?

CISA added CVE-2025-24201 to the Known Exploited Vulnerabilities catalog on 2025-03-13, which means the agency holds evidence of exploitation in the wild; US federal civilian agencies had to remediate it by 2025-04-03 under BOD 22-01. Weaponised exploit code for CVE-2025-24201 is publicly available. 3 public proof-of-concept repositories are tracked for this identifier. It currently carries a trending score of 45 in the Threadlinqs vulnerability feed.

Affected products and versions

  • Apple: Safari, iOS and iPadOS, iPadOS, macOS, visionOS, watchOS

How to fix CVE-2025-24201

Because CVE-2025-24201 is KEV-listed, US federal civilian agencies were required to apply the vendor fix, or stop using the product, by 2025-04-03. No vendor patch reference has been recorded for CVE-2025-24201 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.

Threat activity tracking CVE-2025-24201

1 tracked threat in the Threadlinqs corpus references CVE-2025-24201, either in the campaign’s CVE list or as an indicator on the campaign record.

Sources

Enriched from CVE.org, FIRST EPSS, CISA KEV, GitHub Security Advisories, public proof-of-concept repositories. Last verified by Threadlinqs on .

Other references

Showing 5 of 8 recorded references.