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Vulnerability details: VCID-w7qq-93v6-yybw
Vulnerability ID VCID-w7qq-93v6-yybw
Aliases CVE-2019-11750
Summary A type confusion vulnerability exists in Spidermonkey, which results in a non-exploitable crash.
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-843 Access of Resource Using Incompatible Type ('Type Confusion')
CWE-908 Use of Uninitialized Resource
System Score Found at
cvssv3 6.1 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-11750.json
epss 0.00376 https://api.first.org/data/v1/epss?cve=CVE-2019-11750
epss 0.00376 https://api.first.org/data/v1/epss?cve=CVE-2019-11750
epss 0.00376 https://api.first.org/data/v1/epss?cve=CVE-2019-11750
epss 0.00376 https://api.first.org/data/v1/epss?cve=CVE-2019-11750
epss 0.00376 https://api.first.org/data/v1/epss?cve=CVE-2019-11750
epss 0.00376 https://api.first.org/data/v1/epss?cve=CVE-2019-11750
epss 0.00376 https://api.first.org/data/v1/epss?cve=CVE-2019-11750
epss 0.00376 https://api.first.org/data/v1/epss?cve=CVE-2019-11750
epss 0.00376 https://api.first.org/data/v1/epss?cve=CVE-2019-11750
epss 0.00376 https://api.first.org/data/v1/epss?cve=CVE-2019-11750
epss 0.00376 https://api.first.org/data/v1/epss?cve=CVE-2019-11750
epss 0.00376 https://api.first.org/data/v1/epss?cve=CVE-2019-11750
epss 0.00376 https://api.first.org/data/v1/epss?cve=CVE-2019-11750
epss 0.00376 https://api.first.org/data/v1/epss?cve=CVE-2019-11750
epss 0.00376 https://api.first.org/data/v1/epss?cve=CVE-2019-11750
epss 0.00376 https://api.first.org/data/v1/epss?cve=CVE-2019-11750
cvssv3.1 6.1 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 4.3 https://nvd.nist.gov/vuln/detail/CVE-2019-11750
cvssv3.1 6.5 https://nvd.nist.gov/vuln/detail/CVE-2019-11750
archlinux High https://security.archlinux.org/AVG-1036
generic_textual critical https://www.mozilla.org/en-US/security/advisories/mfsa2019-25
generic_textual critical https://www.mozilla.org/en-US/security/advisories/mfsa2019-26
Reference id Reference type URL
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00011.html
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00017.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-11750.json
https://api.first.org/data/v1/epss?cve=CVE-2019-11750
https://bugzilla.mozilla.org/show_bug.cgi?id=1568397
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-11750
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://www.mozilla.org/security/advisories/mfsa2019-25/
https://www.mozilla.org/security/advisories/mfsa2019-26/
1748667 https://bugzilla.redhat.com/show_bug.cgi?id=1748667
ASA-201909-2 https://security.archlinux.org/ASA-201909-2
AVG-1036 https://security.archlinux.org/AVG-1036
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:*:*:*:*:*:*:*:*
CVE-2019-11750 https://nvd.nist.gov/vuln/detail/CVE-2019-11750
mfsa2019-25 https://www.mozilla.org/en-US/security/advisories/mfsa2019-25
mfsa2019-26 https://www.mozilla.org/en-US/security/advisories/mfsa2019-26
RHSA-2019:2663 https://access.redhat.com/errata/RHSA-2019:2663
USN-4122-1 https://usn.ubuntu.com/4122-1/
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-11750.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:L/PR:N/UI:R/S:C/C:L/I:L/A:N 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:M/Au:N/C:N/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2019-11750
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:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2019-11750
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 0.58382
EPSS Score 0.00376
Published At Aug. 6, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:09:59.435030+00:00 Mozilla Importer Import https://github.com/mozilla/foundation-security-advisories/blob/master/announce/2019/mfsa2019-26.yml 37.0.0