CVE-2016-10226

Name: CVE-2016-10226
Creator: NVD / NIST
Published: 2017-04-03T05:59:00.537+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.72%

Last modified Jun 17, 2026

CVE-2016-10226 is a vulnerability of currently unknown severity. JavaScriptCore in WebKit, as distributed in Safari Technology Preview Release 18, allows remote attackers to cause a denial of service (bitfield out-of-bounds read and application crash) via crafted JavaScript code that is mishandled in the operatorString function, related to assembler/MacroAssemblerARM64.h, assembler/MacroAssemblerX86Common.h, and wasm/WasmB3IRGenerator.cpp.. EPSS estimates a 1.72% chance of exploitation in the next 30 days.

Description

JavaScriptCore in WebKit, as distributed in Safari Technology Preview Release 18, allows remote attackers to cause a denial of service (bitfield out-of-bounds read and application crash) via crafted JavaScript code that is mishandled in the operatorString function, related to assembler/MacroAssemblerARM64.h, assembler/MacroAssemblerX86Common.h, and wasm/WasmB3IRGenerator.cpp.

Metrics

EPSS Probability

1.72%

74.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-125

Affected Software

Vendor	Product	Versions
Apple	Safari	18

References

https://bugs.webkit.org/show_bug.cgi?id=165091Issue Tracking, Third Party Advisory
https://trac.webkit.org/changeset/209295Issue Tracking, Third Party Advisory
https://bugs.webkit.org/show_bug.cgi?id=165091Issue Tracking, Third Party Advisory
https://trac.webkit.org/changeset/209295Issue Tracking, Third Party Advisory

Timeline

Published: Apr 3, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2016-10226?

How severe is CVE-2016-10226?

Severity scoring for CVE-2016-10226 is pending analysis. The EPSS model estimates a 1.72% probability of exploitation in the next 30 days.

How do I fix CVE-2016-10226?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2016-10226?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST