No exploitation reported

CVE-2016-2804

No exploitation reported by the sources we read.

Published2016-04-30
WeaknessCWE-119

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 46.0 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.

Timeline

dates in UTC

2016-04-3017:59CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2016-2804?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2016-2804?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Mozilla firefox

Branch	Affected	Fixed in	Source
45.0	≤ 45.0.2	no fix published	NVD
38.0	= 38.0	no fix published	NVD
38.0	= 38.0.1	no fix published	NVD
38.0	= 38.0.5	no fix published	NVD
38.1	= 38.1.0	no fix published	NVD
38.1	= 38.1.1	no fix published	NVD
38.2	= 38.2.0	no fix published	NVD
38.2	= 38.2.1	no fix published	NVD
38.3	= 38.3.0	no fix published	NVD
38.4	= 38.4.0	no fix published	NVD
38.5	= 38.5.0	no fix published	NVD
38.5	= 38.5.1	no fix published	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Advisories and patches

www.mozilla.orgVendor Advisory

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVSS 3.08.8read 2026-10-23
NVDCVSS 2.010read 2026-10-23
NVDweakness (CWE)CWE-119read 2026-10-23
FIRST EPSSEPSS score4.8 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Published: 2016-04-30
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2016-2804?

Is CVE-2016-2804 actively exploited?

Active exploitation of CVE-2016-2804 has not been confirmed. Its EPSS score was 4.8% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2016-2804?

CVE-2016-2804 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

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