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Vulnerability details: VCID-xwwb-67ty-mkdr
Vulnerability ID VCID-xwwb-67ty-mkdr
Aliases CVE-2020-12410
Summary Mozilla developers Tom Tung and Karl Tomlinson reported memory safety bugs present in Firefox 68.8. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code.
Status Published
Exploitability None
Weighted Severity None
Risk None
Affected and Fixed Packages Package Details
Weaknesses (1)
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-12410.json
https://api.first.org/data/v1/epss?cve=CVE-2020-12410
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12398
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12399
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12405
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12406
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12410
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
1843030 https://bugzilla.redhat.com/show_bug.cgi?id=1843030
ASA-202006-1 https://security.archlinux.org/ASA-202006-1
ASA-202006-4 https://security.archlinux.org/ASA-202006-4
AVG-1173 https://security.archlinux.org/AVG-1173
AVG-1179 https://security.archlinux.org/AVG-1179
GLSA-202006-07 https://security.gentoo.org/glsa/202006-07
GLSA-202006-19 https://security.gentoo.org/glsa/202006-19
mfsa2020-20 https://www.mozilla.org/en-US/security/advisories/mfsa2020-20
mfsa2020-21 https://www.mozilla.org/en-US/security/advisories/mfsa2020-21
mfsa2020-22 https://www.mozilla.org/en-US/security/advisories/mfsa2020-22
RHSA-2020:2378 https://access.redhat.com/errata/RHSA-2020:2378
RHSA-2020:2379 https://access.redhat.com/errata/RHSA-2020:2379
RHSA-2020:2380 https://access.redhat.com/errata/RHSA-2020:2380
RHSA-2020:2381 https://access.redhat.com/errata/RHSA-2020:2381
RHSA-2020:2382 https://access.redhat.com/errata/RHSA-2020:2382
RHSA-2020:2611 https://access.redhat.com/errata/RHSA-2020:2611
RHSA-2020:2613 https://access.redhat.com/errata/RHSA-2020:2613
RHSA-2020:2614 https://access.redhat.com/errata/RHSA-2020:2614
RHSA-2020:2615 https://access.redhat.com/errata/RHSA-2020:2615
RHSA-2020:2616 https://access.redhat.com/errata/RHSA-2020:2616
USN-4383-1 https://usn.ubuntu.com/4383-1/
USN-4421-1 https://usn.ubuntu.com/4421-1/
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-2020-12410.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

Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
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 0.74035
EPSS Score 0.00783
Published At May 29, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-05-29T08:26:23.550503+00:00 Mozilla Importer Import https://github.com/mozilla/foundation-security-advisories/blob/master/announce/2020/mfsa2020-22.yml 38.6.0