Vulnerability details
CVE-2025-31200
Actively exploited
Apple iOS and iPadOSApple macOSApple tvOSApple visionOSApple watchOS
CVSS 3.1
9.8Critical
Remedy
Required action (CISA): Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. (due: 2025-05-08)
Versions not listed as affected in the CVE record:
- iOS and iPadOS — version 18.4.1 and later
- macOS — version 15.4.1 and later
- tvOS — version 18.4.1 and later
- visionOS — version 2.4.1 and later
- watchOS — version 11.5 and later
Official description
A memory corruption issue was addressed with improved bounds checking. This issue is fixed in iOS 18.4.1 and iPadOS 18.4.1, macOS Sequoia 15.4.1, tvOS 18.4.1, visionOS 2.4.1, watchOS 11.5. Processing an audio stream in a maliciously crafted media file may result in code execution. 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 released before iOS 18.4.1.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 9.8Critical | 3.1 | CISA ADP / Vulnrichment (CISA-ADP) | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| Apple | iOS and iPadOS | v < 18.4.1 | CVEProject cvelistV5 (CNA) |
| Apple | macOS | v < 15.4.1 | CVEProject cvelistV5 (CNA) |
| Apple | tvOS | v < 18.4.1 | CVEProject cvelistV5 (CNA) |
| Apple | visionOS | v < 2.4.1 | CVEProject cvelistV5 (CNA) |
| Apple | watchOS | v < 11.5 | CVEProject cvelistV5 (CNA) |
References and advisories
15- https://support.apple.com/en-us/122282
- https://support.apple.com/en-us/122400
- https://support.apple.com/en-us/122401
- https://support.apple.com/en-us/122402
- https://support.apple.com/en-us/122722
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-31200 government-resource
- https://github.com/JGoyd/iOS-Attack-Chain-CVE-2025-31200-CVE-2025-31201/blob/main/Remote%20Crypto%20Attack%20Chain%20.md technical-description
- https://github.com/cisagov/vulnrichment/issues/200 issue-tracking
- https://blog.noahhw.dev/posts/cve-2025-31200/
- https://news.ycombinator.com/item?id=44161894
- http://seclists.org/fulldisclosure/2025/Oct/4
- http://seclists.org/fulldisclosure/2025/Oct/0
- http://seclists.org/fulldisclosure/2025/Jun/14
- http://seclists.org/fulldisclosure/2025/May/10
- http://seclists.org/fulldisclosure/2025/Apr/26
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Details
- Published
- 2025-04-16
- Last updated
- 2026-04-02
- State
- Published
- Assigner (CNA)
- apple
- Kolun priority
- 89 · Critical
CISA KEV catalog
- Date added
- 2025-04-17
- Due date
- 2025-05-08
- Used in ransomware
- Unknown
Exploit prediction (EPSS)
20.89%
Probability of exploitation in 30 days
97.5%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- Yes
- Exploitation
- Active
- Technical impact
- Total
Weaknesses (CWE)
- CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer