CVE-2018-4137
An issue was discovered in certain Apple products. iOS before 11.3 is affected. Safari before 11...
An issue was discovered in certain Apple products. iOS before 11.3 is affected. Safari before 11.1 is affected. The issue involves the "Safari Login AutoFill" component. It allows remote attackers to read autofilled data by leveraging lack of a user-confirmation requirement.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
7.5
An issue was discovered in certain Apple products. iOS before 11.3 is affected. Safari before 11.1 is affected. The issue involves the "Safari Login AutoFill" component. It allows remote attackers to read autofilled data by leveraging lack of a user-confirmation requirement.
- Record
CVE-2018-4137- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
CVE List No score
An issue was discovered in certain Apple products. iOS before 11.3 is affected. Safari before 11.1 is affected. The issue involves the "Safari Login AutoFill" component. It allows remote attackers to read autofilled data by leveraging lack of a user-confirmation requirement.
- Record
CVE-2018-4137- Updated
- 2026-11-02
EUVDEUVD-2018-15923 No score
An issue was discovered in certain Apple products. iOS before 11.3 is affected. Safari before 11.1 is affected. The issue involves the "Safari Login AutoFill" component. It allows remote attackers to read autofilled data by leveraging lack of a user-confirmation requirement.
- Record
EUVD-2018-15923- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-rjmm-wchx-p828
7.5
An issue was discovered in certain Apple products. iOS before 11.3 is affected. Safari before 11...
An issue was discovered in certain Apple products. iOS before 11.3 is affected. Safari before 11.1 is affected. The issue involves the "Safari Login AutoFill" component. It allows remote attackers to read autofilled data by leveraging lack of a user-confirmation requirement.
- Record
GHSA-rjmm-wchx-p828- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-4137 is a high vulnerability (CVSS 7.5) in Apple Safari, published April 3, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.30%, the 83rd percentile. No source names a fixed version.