CVE-2021-30884
MEDIUM
4.7
CVSS Score
Published: August 24, 2021 at 06:49 PM UTC
Updated: June 17, 2026 at 03:51 AM UTC
5 products affected across 1 vendormacOSiPhone OSiPadOS
Using iOS and iPadOS by Apple?
Get instant alerts when new vulnerabilities affect iOS and iPadOS - before attackers find them.
Real-time alertsTrack your software stackFree plan available
Severity
MEDIUM4.7
Exploit prediction
EPSS 1%
Description
The issue was resolved with additional restrictions on CSS compositing. This issue is fixed in tvOS 15, watchOS 8, iOS 15 and iPadOS 15. Visiting a maliciously crafted website may reveal a user's browsing history.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 15
Affected range stops below 15, so it looks safe — our inference, not a vendor statement
Affected range stops below 15.0, so it looks safe — our inference, not a vendor statement
v < 15.0
Affected range stops below 15.0, so it looks safe — our inference, not a vendor statement
v < 12.0.1
Affected range stops below 12.0.1, so it looks safe — our inference, not a vendor statement
v < 15
Affected range stops below 15, so it looks safe — our inference, not a vendor statement
Affected range stops below 15.0, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.
References (5)
Mailing Listx_refsource_MLIST
Source: [email protected]
http://www.openwall.com/lists/oss-security/2021/12/20/6CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- REQUIRED
- Scope
- CHANGED
- Confidentiality
- LOW
- Integrity
- NONE
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
NVD-CWE-noinfo
Get alerted
Stop reading CVE feeds looking for your own stack
Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.
Free plan, no card