Exploitation evidence
Known exploited · CISA KEV listed
Added 2023-06-22. Ransomware campaign use: Unknown.
CISA required action: Apply updates per vendor instructions.
CISA due date: 2023-07-13. This is the catalog’s deadline, not an assessment of your organization’s exposure.
KEV checked 13 Nov 2026, 00:20 Jerusalem · Original catalog ↗Reported products and versions
Mozilla / Firefox
Default status: Not specified
- affected: unspecified to < 50.0.2 (custom)
Mozilla / Firefox ESR
Default status: Not specified
- affected: unspecified to < 45.5.1 (custom)
Mozilla / Thunderbird
Default status: Not specified
- affected: unspecified to < 45.5.1 (custom)
Fixes and workarounds
No explicit solution text in the downloaded CVE record. Consult the vendor advisory; unaffected version ranges are shown above as reported, not inferred as a patch recommendation.
Sources and related reporting
CVE Program record ↗ · Download tracked evidence as JSON
- https://www.debian.org/security/2016/dsa-3730
- http://rhn.redhat.com/errata/RHSA-2016-2843.html
- https://security.gentoo.org/glsa/201701-35
- http://www.securitytracker.com/id/1037370
- https://www.exploit-db.com/exploits/42327/
- http://rhn.redhat.com/errata/RHSA-2016-2850.html
- https://www.mozilla.org/security/advisories/mfsa2016-92/
- http://www.securityfocus.com/bid/94591
- https://security.gentoo.org/glsa/201701-15
- https://www.exploit-db.com/exploits/41151/
- https://bugzilla.mozilla.org/show_bug.cgi?id=1321066
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-9079
Observed change timeline
History begins when Egret first downloads each source. It is not the complete upstream CVE history.
12 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-12",
"epss": 0.87357,
"percentile": 0.99759
}10 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-10",
"epss": 0.87357,
"percentile": 0.99757
}09 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-09",
"epss": 0.87357,
"percentile": 0.99757
}08 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-08",
"epss": 0.87357,
"percentile": 0.99757
}07 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-07",
"epss": 0.87357,
"percentile": 0.99757
}07 Nov 2026, 06:20 Jerusalem · CVE Program record changed
Stored CNA snapshot at this observation.
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}06 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-06",
"epss": 0.87357,
"percentile": 0.99757
}05 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-05",
"epss": 0.87357,
"percentile": 0.99756
}04 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-04",
"epss": 0.87357,
"percentile": 0.99756
}03 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-03",
"epss": 0.87357,
"percentile": 0.99755
}03 Nov 2026, 02:22 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-02",
"epss": 0.87357,
"percentile": 0.99755
}03 Nov 2026, 02:22 Jerusalem · CISA KEV status changed
Stored KEV snapshot at this observation.
{
"cveID": "CVE-2016-9079",
"cwes": [
"CWE-416"
],
"dateAdded": "2023-06-22",
"dueDate": "2023-07-13",
"forensicTriage": "No",
"knownRansomwareCampaignUse": "Unknown",
"notes": "https://www.mozilla.org/en-US/security/advisories/mfsa2016-92/#CVE-2016-9079; https://nvd.nist.gov/vuln/detail/CVE-2016-9079",
"product": "Firefox, Firefox ESR, and Thunderbird",
"requiredAction": "Apply updates per vendor instructions.",
"shortDescription": "Mozilla Firefox, Firefox ESR, and Thunderbird contain a use-after-free vulnerability in SVG Animation, targeting Firefox and Tor browser users on Windows.",
"vendorProject": "Mozilla",
"vulnerabilityName": "Mozilla Firefox, Firefox ESR, and Thunderbird Use-After-Free Vulnerability"
}