CVE-2025-31200
Apple iOS, iPadOS, macOS, and other Apple products contain a memory corruption vulnerability that allows for code execution when processing an audio stream in a maliciously crafted media file.
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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H- support.apple.com/en-us/122282Release NotesVendor Advisory
- support.apple.com/en-us/122400Release NotesVendor Advisory
- support.apple.com/en-us/122401Release NotesVendor Advisory
- support.apple.com/en-us/122402Release NotesVendor Advisory
- support.apple.com/en-us/122722Release NotesVendor Advisory
- seclists.org/fulldisclosure/2025/Apr/26Mailing ListThird Party Advisory
- seclists.org/fulldisclosure/2025/Jun/14Mailing ListThird Party Advisory
- seclists.org/fulldisclosure/2025/May/10Mailing ListThird Party Advisory
- seclists.org/fulldisclosure/2025/Oct/0Mailing ListThird Party Advisory
- seclists.org/fulldisclosure/2025/Oct/4Mailing ListThird Party Advisory
- blog.noahhw.dev/posts/cve-2025-31200/Broken LinkExploit
- news.ycombinator.com/item?id=44161894Issue Tracking
Actively exploited. Patch immediately.
- Exploitation
- Confirmed in the wild (CISA KEV)
- Federal remediation deadline
- Overdue by 537 days
- CVSS
- 9.8 CRITICAL
- EPSS (30-day exploit probability)
- 20.9% · top 2% of all CVEs
- Weakness
- CWE-119
- Attack vector
- Network, remotely reachable
- Preconditions
- No privileges and no user interaction
- 1.Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
- 2.Treat as emergency change: patch or isolate internet-facing instances first.
- 3.Review exposure: confirm which instances are reachable from the internet and restrict access until patched.
- 4.Hunt for compromise: review logs for the disclosure window, not just from the patch date.
Assessment is derived automatically from the live signals above; verify against your own asset inventory.