No exploitation reported

CVE-2016-1973

No exploitation reported by the sources we read.

Published2016-03-13

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

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.

Timeline

dates in UTC

2016-03-1318:59CVE 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-2016-1973?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2016-1973?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Oracle linux

Branch	Affected	Fixed in	Source
5.0	= 5.0	no fix published	NVD
6.x	= 6	no fix published	NVD
7.x	= 7	no fix published	NVD

Mozilla firefox

Branch	Affected	Fixed in	Source
44.0	≤ 44.0.2	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 2.06.8read 2026-10-23
FIRST EPSSEPSS score3.0 %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: 2016-03-13
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2016-1973?

Is CVE-2016-1973 actively exploited?

Active exploitation of CVE-2016-1973 has not been confirmed. Its EPSS score was 3.0% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

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

CVE-2016-1973 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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