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CVE-2016-1864
The XSS auditor in WebKit, as used in Apple iOS before 9.3 and Safari before 9.1, does not properly handle redirects in block mode, which…
Medium4.3EPSS 1.9%
- Published
- Updated
- Reserved
- Assigned by
- apple
Description
The XSS auditor in WebKit, as used in Apple iOS before 9.3 and Safari before 9.1, does not properly handle redirects in block mode, which allows remote attackers to obtain sensitive information via a crafted URL.
Timeline
ID reserved
By apple
- 5 months later
· 5 months later
Published
- 8 years later
· 8 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Medium4.3 | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N |
- EPSS (exploitation in 30 days)
- 1.9% · top 21% of all CVEs (8 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.3.
Weakness
Affected products
n/a
- affected n/a
References (6)
- 1036344 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- APPLE-SA-2016-03-21-6 (opens in a new tab)vendor-advisoryx_refsource_APPLEx_transferred
- APPLE-SA-2016-03-21-1 (opens in a new tab)vendor-advisoryx_refsource_APPLEx_transferred
- https://support.apple.com/HT206171 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 91358 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- https://support.apple.com/HT206166 (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2016-1864)Record last updated .