CVE-2018-18510: The about:crashcontent and about:crashparent pages can be triggered by web content. These pages are used to crash the loaded page or the browser for t...

Description

The about:crashcontent and about:crashparent pages can be triggered by web content. These pages are used to crash the loaded page or the browser for test purposes. This issue allows for a non-persistent denial of service (DOS) attack by a malicious site which links to these pages. This vulnerability affects Firefox < 64.

Metrics

EPSS Probability

1.01%

58.8th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Mozilla	Firefox	< 64.0

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1507702Issue Tracking, Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2018-29/Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1507702Issue Tracking, Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2018-29/Vendor Advisory

Timeline

Published: Apr 26, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-18510?

The about:crashcontent and about:crashparent pages can be triggered by web content. These pages are used to crash the loaded page or the browser for test purposes. This issue allows for a non-persistent denial of service (DOS) attack by a malicious site which links to these pages. This vulnerability affects Firefox < 64.

How severe is CVE-2018-18510?

Severity scoring for CVE-2018-18510 is pending analysis. The EPSS model estimates a 1.01% probability of exploitation in the next 30 days.

How do I fix CVE-2018-18510?

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.

How Strix Helps

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