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Vulnerability details: VCID-yeck-wuw5-t3g4
Vulnerability ID VCID-yeck-wuw5-t3g4
Aliases CVE-2019-9790
Summary A use-after-free vulnerability can occur when a raw pointer to a DOM element on a page is obtained using JavaScript and the element is then removed while still in use. This results in a potentially exploitable crash.
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-416 Use After Free
System Score Found at
cvssv3 9.8 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-9790.json
epss 0.00756 https://api.first.org/data/v1/epss?cve=CVE-2019-9790
epss 0.00756 https://api.first.org/data/v1/epss?cve=CVE-2019-9790
epss 0.00756 https://api.first.org/data/v1/epss?cve=CVE-2019-9790
epss 0.00756 https://api.first.org/data/v1/epss?cve=CVE-2019-9790
epss 0.00756 https://api.first.org/data/v1/epss?cve=CVE-2019-9790
epss 0.00756 https://api.first.org/data/v1/epss?cve=CVE-2019-9790
epss 0.00756 https://api.first.org/data/v1/epss?cve=CVE-2019-9790
epss 0.00756 https://api.first.org/data/v1/epss?cve=CVE-2019-9790
epss 0.00756 https://api.first.org/data/v1/epss?cve=CVE-2019-9790
epss 0.00756 https://api.first.org/data/v1/epss?cve=CVE-2019-9790
epss 0.00756 https://api.first.org/data/v1/epss?cve=CVE-2019-9790
epss 0.00756 https://api.first.org/data/v1/epss?cve=CVE-2019-9790
epss 0.00756 https://api.first.org/data/v1/epss?cve=CVE-2019-9790
epss 0.00756 https://api.first.org/data/v1/epss?cve=CVE-2019-9790
epss 0.00756 https://api.first.org/data/v1/epss?cve=CVE-2019-9790
epss 0.00756 https://api.first.org/data/v1/epss?cve=CVE-2019-9790
cvssv3 7.5 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 7.5 https://nvd.nist.gov/vuln/detail/CVE-2019-9790
cvssv3 9.8 https://nvd.nist.gov/vuln/detail/CVE-2019-9790
archlinux Critical https://security.archlinux.org/AVG-925
generic_textual critical https://www.mozilla.org/en-US/security/advisories/mfsa2019-07
generic_textual critical https://www.mozilla.org/en-US/security/advisories/mfsa2019-08
generic_textual critical https://www.mozilla.org/en-US/security/advisories/mfsa2019-11
Reference id Reference type URL
https://access.redhat.com/errata/RHSA-2019:0966
https://access.redhat.com/errata/RHSA-2019:1144
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-9790.json
https://api.first.org/data/v1/epss?cve=CVE-2019-9790
https://bugzilla.mozilla.org/show_bug.cgi?id=1525145
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18506
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-9788
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-9790
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-9791
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-9792
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-9793
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-9795
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-9796
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://www.mozilla.org/security/advisories/mfsa2019-07/
https://www.mozilla.org/security/advisories/mfsa2019-08/
https://www.mozilla.org/security/advisories/mfsa2019-11/
1690675 https://bugzilla.redhat.com/show_bug.cgi?id=1690675
ASA-201903-11 https://security.archlinux.org/ASA-201903-11
AVG-925 https://security.archlinux.org/AVG-925
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
CVE-2019-9790 https://nvd.nist.gov/vuln/detail/CVE-2019-9790
mfsa2019-07 https://www.mozilla.org/en-US/security/advisories/mfsa2019-07
mfsa2019-08 https://www.mozilla.org/en-US/security/advisories/mfsa2019-08
mfsa2019-11 https://www.mozilla.org/en-US/security/advisories/mfsa2019-11
USN-3918-1 https://usn.ubuntu.com/3918-1/
USN-3918-2 https://usn.ubuntu.com/3918-2/
USN-3927-1 https://usn.ubuntu.com/3927-1/
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-9790.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:3.0/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
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2019-9790
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2019-9790
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 0.72299
EPSS Score 0.00756
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:09:56.689061+00:00 Mozilla Importer Import https://github.com/mozilla/foundation-security-advisories/blob/master/announce/2019/mfsa2019-07.yml 37.0.0