VDB
CVE-2026-28991
CVE-2026-28991
PUBLISHED
CVSS 8.699999809265137 HIGH
An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, watchOS 26.5. An app may be able to cause a denial-of-service.
EPSS 0.06% · 19.4th percentile
Risk Scores
CVSS v4.0
8.699999809265137
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
EPSS Score
0.06%
19.4th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apple | macOS | 0 |
| Apple | visionOS | 0 |
| Apple | watchOS | 0 |
| Apple | tvOS | 0 |
| Apple | iOS and iPadOS | 0 |
Timeline
- May 11, 2026 CVE Published
- May 12, 2026 Security Advisory
- May 18, 2026 EPSS Score
- May 19, 2026 EPSS Score
- May 20, 2026 EPSS Score
- May 21, 2026 EPSS Score
- May 22, 2026 EPSS Score
- May 23, 2026 EPSS Score
- May 24, 2026 EPSS Score
- May 25, 2026 EPSS Score
- May 26, 2026 EPSS Score
- May 27, 2026 EPSS Score
References
- https://support.apple.com/en-us/127110 url
- https://support.apple.com/en-us/127115 url
- https://support.apple.com/en-us/127118 url
- https://support.apple.com/en-us/127119 url
- https://support.apple.com/en-us/127120 url
- https://nvd.nist.gov/vuln/detail/CVE-2026-28991 advisory
- https://support.apple.com/en-us/127114 advisory
- https://support.apple.com/en-us/127117 advisory
- https://support.apple.com/en-us/127111 advisory
- https://support.apple.com/en-us/127113 advisory
- https://support.apple.com/en-us/127116 advisory
- https://support.apple.com/en-us/127112 advisory