CVE-2016-1859
Published May 20, 2016 · Updated Oct 23, 2026
Original summary
Normalized public record · Updated Oct 23, 2026
The WebKit Canvas implementation in Apple iOS before 9.3.2, Safari before 9.1.1, and tvOS before 9.2.1 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site.
Publisher and source text is retained separately from QFinch interpretation.
QFinch assessment
The WebKit Canvas implementation in Apple iOS before 9.3.2, Safari before 9.1.1, and tvOS before 9.2.1 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site.
Evidence: public source recordsAffected products
| Affected package, product or range | Fix status |
|---|---|
| Consult the referenced vendor advisory for affected versions. | Consult source advisory |
Matching a version is only one part of assessing exposure. QFinch has not assessed your environment on this public page.
Remediation
Apply the vendor-supported fixed release or mitigation, then verify the affected component is no longer reachable.
- Confirm the affected product and reachable code path exist in your environment.
- Apply the vendor-supported patch or mitigation from the primary advisory.
- Rescan the exact deployed revision and retain verification evidence.
Evidence coverage
- SSVC priority
- MEDIUM
- Confidence
- 10%
- Aliases
- None reported
Scores appear only when corresponding evidence exists. Missing data is never interpreted as zero risk.
Sources and record history
- www.zerodayinitiative.com ↗
- APPLE-SA-2016-05-16-5 ↗
- 1035888 ↗
- packetstormsecurity.com ↗
- support.apple.com ↗
- APPLE-SA-2016-05-16-2 ↗
- support.apple.com ↗
- 20160530 WebKitGTK+ Security Advisory WSA-2016-0004 ↗
- support.apple.com ↗
- APPLE-SA-2016-05-16-1 ↗
Record history
Published May 20, 2016 · Last refreshed Oct 23, 2026