Search for vulnerabilities
Vulnerability details: VCID-b8um-wr1c-sqa3
Vulnerability ID VCID-b8um-wr1c-sqa3
Aliases CVE-2024-8382
Summary Internal browser event interfaces were exposed to web content when privileged EventHandler listener callbacks ran for those events. Web content that tried to use those interfaces would not be able to use them with elevated privileges, but their presence would indicate certain browser features had been used, such as when a user opened the Dev Tools console.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-497 Exposure of Sensitive System Information to an Unauthorized Control Sphere
System Score Found at
cvssv3 8.8 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2024-8382.json
epss 0.0035 https://api.first.org/data/v1/epss?cve=CVE-2024-8382
epss 0.0035 https://api.first.org/data/v1/epss?cve=CVE-2024-8382
epss 0.0035 https://api.first.org/data/v1/epss?cve=CVE-2024-8382
epss 0.0035 https://api.first.org/data/v1/epss?cve=CVE-2024-8382
epss 0.0035 https://api.first.org/data/v1/epss?cve=CVE-2024-8382
epss 0.0035 https://api.first.org/data/v1/epss?cve=CVE-2024-8382
epss 0.0035 https://api.first.org/data/v1/epss?cve=CVE-2024-8382
epss 0.0035 https://api.first.org/data/v1/epss?cve=CVE-2024-8382
epss 0.0035 https://api.first.org/data/v1/epss?cve=CVE-2024-8382
epss 0.0035 https://api.first.org/data/v1/epss?cve=CVE-2024-8382
epss 0.0035 https://api.first.org/data/v1/epss?cve=CVE-2024-8382
epss 0.0035 https://api.first.org/data/v1/epss?cve=CVE-2024-8382
epss 0.0035 https://api.first.org/data/v1/epss?cve=CVE-2024-8382
epss 0.0035 https://api.first.org/data/v1/epss?cve=CVE-2024-8382
epss 0.0035 https://api.first.org/data/v1/epss?cve=CVE-2024-8382
epss 0.0035 https://api.first.org/data/v1/epss?cve=CVE-2024-8382
cvssv3.1 8.8 https://bugzilla.mozilla.org/show_bug.cgi?id=1906744
ssvc Track https://bugzilla.mozilla.org/show_bug.cgi?id=1906744
cvssv3.1 5.3 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv3.1 8.8 https://nvd.nist.gov/vuln/detail/CVE-2024-8382
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2024-39
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2024-40
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2024-41
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2024-43
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2024-44
cvssv3.1 8.8 https://www.mozilla.org/security/advisories/mfsa2024-39/
ssvc Track https://www.mozilla.org/security/advisories/mfsa2024-39/
cvssv3.1 8.8 https://www.mozilla.org/security/advisories/mfsa2024-40/
ssvc Track https://www.mozilla.org/security/advisories/mfsa2024-40/
cvssv3.1 8.8 https://www.mozilla.org/security/advisories/mfsa2024-41/
ssvc Track https://www.mozilla.org/security/advisories/mfsa2024-41/
cvssv3.1 8.8 https://www.mozilla.org/security/advisories/mfsa2024-43/
ssvc Track https://www.mozilla.org/security/advisories/mfsa2024-43/
cvssv3.1 8.8 https://www.mozilla.org/security/advisories/mfsa2024-44/
ssvc Track https://www.mozilla.org/security/advisories/mfsa2024-44/
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2024-8382.json
https://api.first.org/data/v1/epss?cve=CVE-2024-8382
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-8382
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
2309428 https://bugzilla.redhat.com/show_bug.cgi?id=2309428
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-2024-8382 https://nvd.nist.gov/vuln/detail/CVE-2024-8382
mfsa2024-39 https://www.mozilla.org/en-US/security/advisories/mfsa2024-39
mfsa2024-39 https://www.mozilla.org/security/advisories/mfsa2024-39/
mfsa2024-40 https://www.mozilla.org/en-US/security/advisories/mfsa2024-40
mfsa2024-40 https://www.mozilla.org/security/advisories/mfsa2024-40/
mfsa2024-41 https://www.mozilla.org/en-US/security/advisories/mfsa2024-41
mfsa2024-41 https://www.mozilla.org/security/advisories/mfsa2024-41/
mfsa2024-43 https://www.mozilla.org/en-US/security/advisories/mfsa2024-43
mfsa2024-43 https://www.mozilla.org/security/advisories/mfsa2024-43/
mfsa2024-44 https://www.mozilla.org/en-US/security/advisories/mfsa2024-44
mfsa2024-44 https://www.mozilla.org/security/advisories/mfsa2024-44/
RHSA-2024:6681 https://access.redhat.com/errata/RHSA-2024:6681
RHSA-2024:6682 https://access.redhat.com/errata/RHSA-2024:6682
RHSA-2024:6683 https://access.redhat.com/errata/RHSA-2024:6683
RHSA-2024:6684 https://access.redhat.com/errata/RHSA-2024:6684
RHSA-2024:6719 https://access.redhat.com/errata/RHSA-2024:6719
RHSA-2024:6720 https://access.redhat.com/errata/RHSA-2024:6720
RHSA-2024:6721 https://access.redhat.com/errata/RHSA-2024:6721
RHSA-2024:6722 https://access.redhat.com/errata/RHSA-2024:6722
RHSA-2024:6723 https://access.redhat.com/errata/RHSA-2024:6723
RHSA-2024:6782 https://access.redhat.com/errata/RHSA-2024:6782
RHSA-2024:6786 https://access.redhat.com/errata/RHSA-2024:6786
RHSA-2024:6816 https://access.redhat.com/errata/RHSA-2024:6816
RHSA-2024:6838 https://access.redhat.com/errata/RHSA-2024:6838
RHSA-2024:6839 https://access.redhat.com/errata/RHSA-2024:6839
RHSA-2024:6850 https://access.redhat.com/errata/RHSA-2024:6850
RHSA-2024:6891 https://access.redhat.com/errata/RHSA-2024:6891
RHSA-2024:6892 https://access.redhat.com/errata/RHSA-2024:6892
show_bug.cgi?id=1906744 https://bugzilla.mozilla.org/show_bug.cgi?id=1906744
USN-6992-1 https://usn.ubuntu.com/6992-1/
USN-6995-1 https://usn.ubuntu.com/6995-1/
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-2024-8382.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:U/C:H/I:H/A:H Found at https://bugzilla.mozilla.org/show_bug.cgi?id=1906744
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: SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2024-10-30T16:38:10Z/ Found at https://bugzilla.mozilla.org/show_bug.cgi?id=1906744
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/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: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2024-8382
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:U/C:H/I:H/A:H Found at https://www.mozilla.org/security/advisories/mfsa2024-39/
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: SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2024-10-30T16:38:10Z/ Found at https://www.mozilla.org/security/advisories/mfsa2024-39/
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://www.mozilla.org/security/advisories/mfsa2024-40/
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: SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2024-10-30T16:38:10Z/ Found at https://www.mozilla.org/security/advisories/mfsa2024-40/
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://www.mozilla.org/security/advisories/mfsa2024-41/
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: SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2024-10-30T16:38:10Z/ Found at https://www.mozilla.org/security/advisories/mfsa2024-41/
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://www.mozilla.org/security/advisories/mfsa2024-43/
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: SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2024-10-30T16:38:10Z/ Found at https://www.mozilla.org/security/advisories/mfsa2024-43/
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://www.mozilla.org/security/advisories/mfsa2024-44/
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: SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2024-10-30T16:38:10Z/ Found at https://www.mozilla.org/security/advisories/mfsa2024-44/
Exploit Prediction Scoring System (EPSS)
Percentile 0.5675
EPSS Score 0.0035
Published At Aug. 6, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:09:06.010261+00:00 Mozilla Importer Import https://github.com/mozilla/foundation-security-advisories/blob/master/announce/2024/mfsa2024-44.yml 37.0.0