Known exploited vulnerability
CVE-2025-24201
The short answer
CVE-2025-24201 affects Apple Safari and is rated critical (CVSS 10.0). CISA added it to the Known Exploited Vulnerabilities catalog on 2025-03-13: attackers are using it, so patch it first.
What it is
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.).
Weakness: CWE-787.
Severity
10.0 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Exploited (CISA KEV)
Yes, since Mar 13, 2025
Federal due date Apr 3, 2025
EPSS, next 30 days
3.8%
Higher than 90% of scored CVEs
How it can be exploited
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- None
- User interaction
- None
- Scope
- Changed
- Confidentiality impact
- High
- Integrity impact
- High
- Availability impact
- High
What CISA says to do
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Affected products
Safari, iOS and iPadOS, iPadOS, macOS, visionOS, watchOS. NVD's record lists the exact affected versions.
References
- support.apple.com/en-us/122281 Release NotesVendor Advisory
- support.apple.com/en-us/122283 Release NotesVendor Advisory
- support.apple.com/en-us/122284 Release NotesVendor Advisory
- support.apple.com/en-us/122285 Release NotesVendor Advisory
- support.apple.com/en-us/122345 Release NotesVendor Advisory
- support.apple.com/en-us/122346 Release NotesVendor Advisory
- support.apple.com/en-us/122372 Release NotesVendor Advisory
- support.apple.com/en-us/122376 Release NotesVendor Advisory
- github.com/JGoyd/Glass-Cage-iOS18-CVE-2025-24085-CVE-2025-24201 Third Party Advisory
- github.com/cisagov/vulnrichment/issues/194 Issue Tracking
- lists.debian.org/debian-lts-announce/2025/06/msg00016.html Mailing List
- www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-24201 US Government Resource
Questions
Is CVE-2025-24201 being exploited?
Yes. CISA added CVE-2025-24201 to its Known Exploited Vulnerabilities catalog on 2025-03-13, with a federal remediation due date of 2025-04-03.
How do I fix CVE-2025-24201?
CISA's required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
From NVD, CISA KEV, FIRST EPSS and OSV.dev, checked . Status on NVD: Analyzed. The description is NVD's text, quoted as published.
Related
Latest CVEs this week
Critical and High CVEs from the last 7 days, with KEV and EPSS.
Exploited vulnerabilities by vendor
Every vendor in CISA's KEV catalog, with its count.
Apple exploited vulnerabilities
Everything CISA lists as exploited for Apple.
Vulnerability watch
A briefing and a fix pull request when an advisory hits your dependencies.
Know the day a CVE lands in your code
Connect a GitHub repository and ZeusQA checks its dependencies daily, briefs each advisory and opens the fix. Three test runs free, no card.