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Vulnerability details: VCID-q5ch-b97k-k3hp
Vulnerability ID VCID-q5ch-b97k-k3hp
Aliases CVE-2021-29982
Summary Multiple vulnerabilities have been found in Mozilla Firefox, the worst of which could result in the arbitrary execution of code.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (0)
There are no known CWE.
System Score Found at
epss 0.00383 https://api.first.org/data/v1/epss?cve=CVE-2021-29982
epss 0.00383 https://api.first.org/data/v1/epss?cve=CVE-2021-29982
epss 0.00383 https://api.first.org/data/v1/epss?cve=CVE-2021-29982
epss 0.00383 https://api.first.org/data/v1/epss?cve=CVE-2021-29982
epss 0.00383 https://api.first.org/data/v1/epss?cve=CVE-2021-29982
epss 0.00383 https://api.first.org/data/v1/epss?cve=CVE-2021-29982
epss 0.00383 https://api.first.org/data/v1/epss?cve=CVE-2021-29982
epss 0.00383 https://api.first.org/data/v1/epss?cve=CVE-2021-29982
epss 0.00383 https://api.first.org/data/v1/epss?cve=CVE-2021-29982
epss 0.00383 https://api.first.org/data/v1/epss?cve=CVE-2021-29982
epss 0.00383 https://api.first.org/data/v1/epss?cve=CVE-2021-29982
epss 0.00383 https://api.first.org/data/v1/epss?cve=CVE-2021-29982
epss 0.00383 https://api.first.org/data/v1/epss?cve=CVE-2021-29982
archlinux High https://security.archlinux.org/AVG-2269
archlinux High https://security.archlinux.org/AVG-2291
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2021-33
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2021-36
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2021-29982
ASA-202108-14 https://security.archlinux.org/ASA-202108-14
AVG-2269 https://security.archlinux.org/AVG-2269
AVG-2291 https://security.archlinux.org/AVG-2291
GLSA-202202-03 https://security.gentoo.org/glsa/202202-03
mfsa2021-33 https://www.mozilla.org/en-US/security/advisories/mfsa2021-33
mfsa2021-36 https://www.mozilla.org/en-US/security/advisories/mfsa2021-36
USN-5037-1 https://usn.ubuntu.com/5037-1/
USN-5248-1 https://usn.ubuntu.com/5248-1/
No exploits are available.
Exploit Prediction Scoring System (EPSS)
Percentile 0.59506
EPSS Score 0.00383
Published At April 1, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T13:00:50.401193+00:00 Gentoo Importer Import https://security.gentoo.org/glsa/202202-03 38.0.0