CVE-2016-2819

critical-risk
Published 2016-06-13

Heap-based buffer overflow in Mozilla Firefox before 47.0 and Firefox ESR 45.x before 45.2 allows remote attackers to execute arbitrary code via foreign-context HTML5 fragments, as demonstrated by fragments within an SVG element.

Do I need to act?

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65.0% chance of exploitation in next 30 days
EPSS score — higher than 35% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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1 public exploit available
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.8/10 High
NETWORK / LOW complexity

Affected Vendors

72
/ 100
critical-risk
Severity 30/34 · Critical
Exploitability 26/34 · High
Exposure 16/34 · Moderate