Improper Restriction of Rendered UI Layers or Frames (CWE-1021)
4.3
CVSS 3.1 · NVD
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Severity by source
NVD
PRIMARY
4.3
MEDIUM
AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None
Lifecycle Timeline
4
CVSS changed
May 12, 2026 - 19:22 NVD
4.3 (MEDIUM)
Patch available
May 11, 2026 - 22:18 EUVD
CVE Published
May 11, 2026 - 20:08 nvd
MEDIUM 4.3
CVE Published
May 11, 2026 - 20:08 nvd
UNKNOWN (no severity yet)
DescriptionCVE.org
The issue was addressed with improved UI handling. This issue is fixed in iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5, visionOS 26.5. A malicious iframe may use another website’s download settings.
Analysis
The issue was addressed with improved UI handling. This issue is fixed in iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5, visionOS 26.5. A malicious iframe may use another website’s download settings.
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External POC / Exploit Code
Leaving vuln.today
Destination URL
POC code from unknown sources may be malicious, contain backdoors, or be fake.
Always review and test exploit code in a safe, isolated environment (VM/sandbox).
Verify the source reputation and cross-reference with known databases (Exploit-DB, GitHub Security).
EUVD-2026-29272
GHSA-rjgv-f67w-7wg6