CVE-2017-7812

Name: CVE-2017-7812
Creator: NVD / NIST
Published: 2018-06-11T21:29:10.437+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.28%

Last modified Jun 17, 2026

CVE-2017-7812 is a vulnerability of currently unknown severity. If web content on a page is dragged onto portions of the browser UI, such as the tab bar, links can be opened that otherwise would not be allowed to open. This can allow malicious web content to open a locally stored file through "file:" URLs. EPSS estimates a 1.28% chance of exploitation in the next 30 days.

Description

If web content on a page is dragged onto portions of the browser UI, such as the tab bar, links can be opened that otherwise would not be allowed to open. This can allow malicious web content to open a locally stored file through "file:" URLs. This vulnerability affects Firefox < 56.

Metrics

EPSS Probability

1.28%

66.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-200

Affected Software

Vendor	Product	Versions
Mozilla	Firefox	<= 55.0.3

References

http://www.securityfocus.com/bid/101057Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1039465Third Party Advisory, VDB Entry
https://bugzilla.mozilla.org/show_bug.cgi?id=1379842Exploit, Issue Tracking
https://www.mozilla.org/security/advisories/mfsa2017-21/Vendor Advisory
http://www.securityfocus.com/bid/101057Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1039465Third Party Advisory, VDB Entry
https://bugzilla.mozilla.org/show_bug.cgi?id=1379842Exploit, Issue Tracking
https://www.mozilla.org/security/advisories/mfsa2017-21/Vendor Advisory

Timeline

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

Frequently Asked Questions

What is CVE-2017-7812?

How severe is CVE-2017-7812?

Severity scoring for CVE-2017-7812 is pending analysis. The EPSS model estimates a 1.28% probability of exploitation in the next 30 days.

How do I fix CVE-2017-7812?

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-2017-7812?

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

Scan your code now

Source: NVD / NIST