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CVE-2016-2804

29
FAUCET Score

CVE-2016-2804 describes multiple unspecified memory corruption vulnerabilities within the Mozilla Firefox browser engine, affecting versions prior to 46.0. This high-severity flaw (CVSS 8.8) could be triggered remotely with low attack complexity, potentially leading to a denial of service through application crashes or even arbitrary code execution. While no public exploit code or active exploitation is indicated, the vulnerability garnered significant community attention and media coverage at the time, highlighting its perceived risk.

Impacted Technologies

VendorProductVersion(s)CPE
<= 45.0.2CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
38.0CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:38.0:*:*:*:*:*:*:*
38.0.1CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:38.0.1:*:*:*:*:*:*:*
38.0.5CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:38.0.5:*:*:*:*:*:*:*
38.1.0CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:38.1.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

8.8HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
4.84%
Probability of exploitation in next 30 days
EPSS Percentile
91.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0484 is in the 91st percentile among its peer group of 14,848 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.

Remediation

Vendor Patches (1)

mozillavendor investigatingvia nvd_reference
View patch

Vendor Advisories (1)

redhatCVE-2016-2804Critical

Mozilla: Miscellaneous memory safety hazards (rv:46.0) (MFSA 2016-39)

Apr 26, 2016

References

lists.opensuse.org / opensuse-security-announce/2016-05/msg00005.html
lists.opensuse.org / opensuse-updates/2016-05/msg00038.html
bugzilla.mozilla.org / show_bug.cgi
bugzilla.mozilla.org / show_bug.cgi
bugzilla.mozilla.org / show_bug.cgi
bugzilla.mozilla.org / show_bug.cgi
bugzilla.mozilla.org / show_bug.cgi
bugzilla.mozilla.org / show_bug.cgi
security.gentoo.org / glsa/201701-15
mozilla.org / security/announce/2016/mfsa2016-39.html
Vendor Advisory
securitytracker.com / id/1035692
ubuntu.com / usn/USN-2936-1
ubuntu.com / usn/USN-2936-2
ubuntu.com / usn/USN-2936-3