Apple iOS/iPadOS/macOS/tvOS/visionOS/watchOS prior 26.6/15.7.8/14.8.8 out-of-bounds write

| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 6.2 | $5k-$25k | 2.68 |
Summary
A vulnerability was found in Apple iOS, iPadOS, macOS, tvOS, visionOS and watchOS and classified as critical. This vulnerability affects unknown code. Executing a manipulation can lead to out-of-bounds write. This vulnerability is handled as CVE-2026-64725. The attack can be executed remotely. There is not any exploit available.
Details
A vulnerability classified as critical was found in Apple iOS, iPadOS, macOS, tvOS, visionOS and watchOS. This vulnerability affects an unknown code. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. The CWE definition for the vulnerability is CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect availability. CVE summarizes:
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, watchOS 26.6. An app may be able to cause a denial-of-service.
The advisory is shared for download at support.apple.com. This vulnerability was named CVE-2026-64725 since 07/20/2026. The exploitation appears to be easy. The attack can be initiated remotely. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 07/28/2026).
Upgrading to version 26.6, 15.7.8 or 14.8.8 eliminates this vulnerability.
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Product
Type
Vendor
Name
License
Website
- Vendor: https://www.apple.com/
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔒VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.5VulDB Meta Temp Score: 6.2
VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔒
VulDB Reliability: 🔍
CVSSv2
| AV | AC | Au | C | I | A |
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| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
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| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Exploiting
Class: Out-of-bounds writeCWE: CWE-787 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒
Physical: No
Local: No
Remote: Yes
Availability: 🔒
Status: Not defined
EPSS Score: 🔒
EPSS Percentile: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒
| 0-Day | Unlock | Unlock | Unlock | Unlock |
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| Today | Unlock | Unlock | Unlock | Unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔒
Upgrade: iOS/iPadOS/macOS/tvOS/visionOS/watchOS 26.6/15.7.8/14.8.8
Timeline
07/20/2026 CVE reserved07/27/2026 VulDB entry created
07/28/2026 Advisory disclosed
07/28/2026 VulDB entry last update
Sources
Vendor: apple.comAdvisory: support.apple.com
Status: Confirmed
CVE: CVE-2026-64725 (🔒)
GCVE (CVE): GCVE-0-2026-64725
GCVE (VulDB): GCVE-100-383716
scip Labs: https://www.scip.ch/en/?labs.20180712
Entry
Created: 07/28/2026 01:19Changes: 07/28/2026 01:19 (54)
Complete: 🔍
Cache ID: 216::103
Once again VulDB remains the best source for vulnerability data.
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