MEDIUM
WebKit in Apple iOS before 9.3.3 and Safari before 9.1.2 mishandles about: URLs, which allows remote attackers to bypass the Same Origin Policy via a crafted web site
Published Jul 22, 2016
5.4
MEDIUMCVSS 3.0
EPSS 1.46%
Description
WebKit in Apple iOS before 9.3.3 and Safari before 9.1.2 mishandles about: URLs, which allows remote attackers to bypass the Same Origin Policy via a crafted web site.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
5.4 MEDIUM NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Impact Low
Integrity Impact Low
Availability Impact None
4.3 MEDIUM NVD
AV:N/AC:M/Au:N/C:N/I:P/A:N
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact None
Integrity Impact Partial
Availability Impact None
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
1.46% 0.01464
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.01464
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.46% (0.01464) | 72.69th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.47% (0.01469) | 70.25th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.87% (0.00870) | 73.59th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.41% (0.00406) | 74.59th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.41% (0.00406) | 73.08th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.41% (0.00406) | 69.67th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.41% (0.01408) | 72.89th | v2 (v2022.01.01) |
| Mar 2, 2023 | 1.41% (0.01408) | 72.88th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.41% (0.01408) | 70.87th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.41% (0.01408) | 49.94th | v2 (v2022.01.01) |
Weaknesses (1)
References (8)
- http://lists.apple.com/archives/security-announce/2016/Jul/msg00001.html vendor-advisoryx_refsource_APPLEMailing List
- http://lists.apple.com/archives/security-announce/2016/Jul/msg00004.html vendor-advisoryx_refsource_APPLEMailing List
- http://packetstormsecurity.com/files/138502/WebKitGTK-SOP-Bypass-Information-Disclosure.html x_refsource_MISC
- http://www.securityfocus.com/archive/1/539295/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/bid/91835 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id/1036343 vdb-entryx_refsource_SECTRACK
- https://support.apple.com/HT206900 x_refsource_CONFIRMVendor Advisory
- https://support.apple.com/HT206902 x_refsource_CONFIRMVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://lists.apple.com/archives/security-announce/2016/Jul/msg00001.html | vendor-advisoryx_refsource_APPLEMailing List | |
| http://lists.apple.com/archives/security-announce/2016/Jul/msg00004.html | vendor-advisoryx_refsource_APPLEMailing List | |
| http://packetstormsecurity.com/files/138502/WebKitGTK-SOP-Bypass-Information-Disclosure.html | x_refsource_MISC | |
| http://www.securityfocus.com/archive/1/539295/100/0/threaded | mailing-listx_refsource_BUGTRAQ | |
| http://www.securityfocus.com/bid/91835 | vdb-entryx_refsource_BID | |
| http://www.securitytracker.com/id/1036343 | vdb-entryx_refsource_SECTRACK | |
| https://support.apple.com/HT206900 | x_refsource_CONFIRMVendor Advisory | |
| https://support.apple.com/HT206902 | x_refsource_CONFIRMVendor Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner apple
Published Jul 22, 2016
Updated Aug 6, 2024
Reserved May 11, 2016
Link CVE-2016-4590
CISA Vulnrichment
Updated n/a