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Vulnerability details: VCID-s2q1-ncgn-9bfc
Vulnerability ID VCID-s2q1-ncgn-9bfc
Aliases CVE-2020-12416
Summary Multiple vulnerabilities have been found in Mozilla Firefox, the worst of which could result in the arbitrary execution of code.
Status Published
Exploitability None
Weighted Severity None
Risk None
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-416 Use After Free
System Score Found at
cvssv3 8.8 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-12416.json
epss 0.00671 https://api.first.org/data/v1/epss?cve=CVE-2020-12416
epss 0.00671 https://api.first.org/data/v1/epss?cve=CVE-2020-12416
epss 0.00671 https://api.first.org/data/v1/epss?cve=CVE-2020-12416
epss 0.00671 https://api.first.org/data/v1/epss?cve=CVE-2020-12416
epss 0.00671 https://api.first.org/data/v1/epss?cve=CVE-2020-12416
epss 0.00671 https://api.first.org/data/v1/epss?cve=CVE-2020-12416
epss 0.00671 https://api.first.org/data/v1/epss?cve=CVE-2020-12416
epss 0.00671 https://api.first.org/data/v1/epss?cve=CVE-2020-12416
epss 0.00671 https://api.first.org/data/v1/epss?cve=CVE-2020-12416
epss 0.00671 https://api.first.org/data/v1/epss?cve=CVE-2020-12416
epss 0.00671 https://api.first.org/data/v1/epss?cve=CVE-2020-12416
epss 0.00671 https://api.first.org/data/v1/epss?cve=CVE-2020-12416
epss 0.00671 https://api.first.org/data/v1/epss?cve=CVE-2020-12416
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2020-24
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2020-29
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-12416.json
https://api.first.org/data/v1/epss?cve=CVE-2020-12416
1875242 https://bugzilla.redhat.com/show_bug.cgi?id=1875242
GLSA-202007-10 https://security.gentoo.org/glsa/202007-10
mfsa2020-24 https://www.mozilla.org/en-US/security/advisories/mfsa2020-24
mfsa2020-29 https://www.mozilla.org/en-US/security/advisories/mfsa2020-29
USN-4408-1 https://usn.ubuntu.com/4408-1/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-12416.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.71299
EPSS Score 0.00671
Published At April 7, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T13:00:28.371792+00:00 Gentoo Importer Import https://security.gentoo.org/glsa/202007-10 38.0.0