XSS in Mozilla Firefox
CVE-2016-9903
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.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.011 (65.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 65.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000
Affected products
- Mozilla Firefox — versions unspecified
Weakness classification (CWE)
References
- www.mozilla.org/security/advisories/mfsa2016-94/ (Vendor Advisory)
- www.securityfocus.com/bid/94883 (VDB Entry, Third Party Advisory, vdb-entry)
- www.securitytracker.com/id/1037461 (VDB Entry, Third Party Advisory, vdb-entry)
- bugzilla.mozilla.org/show_bug.cgi (Patch, Issue Tracking, Vendor Advisory)
Frequently asked questions
- What is CVE-2016-9903?
- CVE-2016-9903 is a medium-severity vulnerability in Mozilla Firefox, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2018-06-11.
- How severe is CVE-2016-9903?
- Medium severity. CVSS v3 base score is 6.1 out of 10.