CVE-2016-9903

Name: CVE-2016-9903
Creator: NVD / NIST
Published: 2018-06-11T21:29:02.42+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.14%

Last modified Jun 17, 2026

CVE-2016-9903 is a vulnerability of currently unknown severity. Mozilla's add-ons SDK had a world-accessible resource with an HTML injection vulnerability. If an additional vulnerability allowed this resource to be loaded as a document it could allow injecting content and script into an add-on's context. EPSS estimates a 1.14% chance of exploitation in the next 30 days.

Description

Mozilla's add-ons SDK had a world-accessible resource with an HTML injection vulnerability. If an additional vulnerability allowed this resource to be loaded as a document it could allow injecting content and script into an add-on's context. This vulnerability affects Firefox < 50.1.

Metrics

EPSS Probability

1.14%

62.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Mozilla	Firefox	< 50.1

References

http://www.securityfocus.com/bid/94883Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1037461Third Party Advisory, VDB Entry
https://bugzilla.mozilla.org/show_bug.cgi?id=1315435Issue Tracking, Patch, Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2016-94/Vendor Advisory
http://www.securityfocus.com/bid/94883Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1037461Third Party Advisory, VDB Entry
https://bugzilla.mozilla.org/show_bug.cgi?id=1315435Issue Tracking, Patch, Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2016-94/Vendor Advisory

Timeline

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

Frequently Asked Questions

What is CVE-2016-9903?

How severe is CVE-2016-9903?

Severity scoring for CVE-2016-9903 is pending analysis. The EPSS model estimates a 1.14% probability of exploitation in the next 30 days.

How do I fix CVE-2016-9903?

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-2016-9903?

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

Scan your code now

Source: NVD / NIST