CVE-2018-8276

Name: CVE-2018-8276
Creator: NVD / NIST
Published: 2018-07-11T00:29:00.897+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 5.26%

Last modified Jun 17, 2026

CVE-2018-8276 is a vulnerability of currently unknown severity. A security feature bypass vulnerability exists in the Microsoft Chakra scripting engine that allows Control Flow Guard (CFG) to be bypassed, aka "Scripting Engine Security Feature Bypass Vulnerability." This affects Microsoft Edge, ChakraCore.. EPSS estimates a 5.26% chance of exploitation in the next 30 days.

Description

A security feature bypass vulnerability exists in the Microsoft Chakra scripting engine that allows Control Flow Guard (CFG) to be bypassed, aka "Scripting Engine Security Feature Bypass Vulnerability." This affects Microsoft Edge, ChakraCore.

Metrics

EPSS Probability

5.26%

91.5th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Microsoft	Edge	All versions

References

http://www.securityfocus.com/bid/104626Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1041256Third Party Advisory, VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8276Patch, Vendor Advisory
http://www.securityfocus.com/bid/104626Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1041256Third Party Advisory, VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8276Patch, Vendor Advisory

Timeline

Published: Jul 11, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-8276?

How severe is CVE-2018-8276?

Severity scoring for CVE-2018-8276 is pending analysis. The EPSS model estimates a 5.26% probability of exploitation in the next 30 days.

How do I fix CVE-2018-8276?

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-2018-8276?

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

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Source: NVD / NIST