CVE-2016-1973

HIGHNVD 8.88.8—

8.8

Race condition in the GetStaticInstance function in the WebRTC implementation in Mozilla Firefox before 45.0 might allow remote attackers to execute arbitrary code or cause a denial of service (use-after-free) via unspecified vectors.

CVSS v3: 8.8
EG Score: 8.8(medium)
EPSS: 77.4%
KEV: Not listed

Published

March 13, 2016

Last Modified

May 6, 2026

Advisory Details (2)

Auto-updated May 10, 2026

No patch confirmed yet.

generic

Mozilla Products: Multiple vulnerabilities (GLSA 201605-06) — Gentoo security

https://security.gentoo.org/glsa/201605-06

generic

1219339 - (CVE-2016-1973) Race condition in GetStaticInstance can cause use after free

https://bugzilla.mozilla.org/show_bug.cgi?id=1219339

Patch Availability(2)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
ubuntu	firefox (45.0+build2-0ubuntu0.15.10.1) @ wily	2026-05-22	ubuntu
redhat	firefox-0:38.7.0-1.el7_2	2016-03-09	redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

All Vendor Advisories

(2)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 10× in last 7d / 20× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

2026-06-08 14:14 UTCEPSS rescore
2026-06-07 15:22 UTCEPSS rescore
2026-06-07 15:22 UTCEPSS rescore
2026-06-06 22:29 UTCOSV refresh
2026-06-06 13:45 UTCEPSS rescore
2026-06-05 22:44 UTCEPSS rescore
2026-06-05 06:08 UTCEPSS rescore
2026-06-05 06:08 UTCEPSS rescore
2026-06-04 13:10 UTCEPSS rescore
2026-06-04 13:10 UTCEPSS rescore
2026-06-02 20:10 UTCEPSS rescore
2026-06-01 13:49 UTCEPSS rescore
2026-06-01 13:49 UTCEPSS rescore
2026-05-31 22:28 UTCEPSS rescore
2026-05-31 22:28 UTCEPSS rescore
2026-05-31 00:14 UTCEPSS rescore
2026-05-29 13:41 UTCEPSS rescore
2026-05-28 13:42 UTCEPSS rescore
2026-05-28 13:42 UTCEPSS rescore
2026-05-27 13:38 UTCEPSS rescore

Frequently asked(5)

What is CVE-2016-1973?

CVE-2016-1973 is a high vulnerability published on March 13, 2016. Race condition in the GetStaticInstance function in the WebRTC implementation in Mozilla Firefox before 45.0 might allow remote attackers to execute arbitrary code or cause a denial of service (use-after-free) via unspecified vectors.

When was CVE-2016-1973 disclosed?

CVE-2016-1973 was first published in the National Vulnerability Database on March 13, 2016, with the most recent update on May 6, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2016-1973 actively exploited?

CVE-2016-1973 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 77.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2016-1973?

CVE-2016-1973 has a CVSS v3 base score of 8.8 (NVD).

How do I remediate CVE-2016-1973?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2016-1973, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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