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Vulnerability details: VCID-788v-5q27-nkds
Vulnerability ID VCID-788v-5q27-nkds
Aliases CVE-2024-9394
Summary An attacker could, via a specially crafted multipart response, execute arbitrary JavaScript under the `resource://devtools` origin. This could allow them to access cross-origin JSON content. This access is limited to "same site" documents by the Site Isolation feature on desktop clients, but full cross-origin access is possible on Android versions.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-94 Improper Control of Generation of Code ('Code Injection')
System Score Found at
cvssv3 7.6 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2024-9394.json
epss 0.00192 https://api.first.org/data/v1/epss?cve=CVE-2024-9394
epss 0.00192 https://api.first.org/data/v1/epss?cve=CVE-2024-9394
epss 0.00192 https://api.first.org/data/v1/epss?cve=CVE-2024-9394
epss 0.00192 https://api.first.org/data/v1/epss?cve=CVE-2024-9394
epss 0.00192 https://api.first.org/data/v1/epss?cve=CVE-2024-9394
epss 0.00192 https://api.first.org/data/v1/epss?cve=CVE-2024-9394
epss 0.00192 https://api.first.org/data/v1/epss?cve=CVE-2024-9394
epss 0.00209 https://api.first.org/data/v1/epss?cve=CVE-2024-9394
epss 0.00209 https://api.first.org/data/v1/epss?cve=CVE-2024-9394
epss 0.00209 https://api.first.org/data/v1/epss?cve=CVE-2024-9394
epss 0.00209 https://api.first.org/data/v1/epss?cve=CVE-2024-9394
epss 0.00209 https://api.first.org/data/v1/epss?cve=CVE-2024-9394
epss 0.00209 https://api.first.org/data/v1/epss?cve=CVE-2024-9394
epss 0.00209 https://api.first.org/data/v1/epss?cve=CVE-2024-9394
epss 0.00209 https://api.first.org/data/v1/epss?cve=CVE-2024-9394
epss 0.00209 https://api.first.org/data/v1/epss?cve=CVE-2024-9394
epss 0.00209 https://api.first.org/data/v1/epss?cve=CVE-2024-9394
epss 0.00209 https://api.first.org/data/v1/epss?cve=CVE-2024-9394
epss 0.00209 https://api.first.org/data/v1/epss?cve=CVE-2024-9394
epss 0.00209 https://api.first.org/data/v1/epss?cve=CVE-2024-9394
epss 0.00209 https://api.first.org/data/v1/epss?cve=CVE-2024-9394
epss 0.00209 https://api.first.org/data/v1/epss?cve=CVE-2024-9394
epss 0.00209 https://api.first.org/data/v1/epss?cve=CVE-2024-9394
epss 0.00209 https://api.first.org/data/v1/epss?cve=CVE-2024-9394
epss 0.00209 https://api.first.org/data/v1/epss?cve=CVE-2024-9394
epss 0.00209 https://api.first.org/data/v1/epss?cve=CVE-2024-9394
epss 0.00209 https://api.first.org/data/v1/epss?cve=CVE-2024-9394
epss 0.00209 https://api.first.org/data/v1/epss?cve=CVE-2024-9394
cvssv3.1 6.1 https://bugzilla.mozilla.org/show_bug.cgi?id=1918874
ssvc Track https://bugzilla.mozilla.org/show_bug.cgi?id=1918874
cvssv3.1 5.4 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv3.1 7.5 https://nvd.nist.gov/vuln/detail/CVE-2024-9394
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2024-46
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2024-47
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2024-48
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2024-49
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2024-50
cvssv3.1 6.1 https://www.mozilla.org/security/advisories/mfsa2024-46/
ssvc Track https://www.mozilla.org/security/advisories/mfsa2024-46/
cvssv3.1 6.1 https://www.mozilla.org/security/advisories/mfsa2024-47/
ssvc Track https://www.mozilla.org/security/advisories/mfsa2024-47/
cvssv3.1 6.1 https://www.mozilla.org/security/advisories/mfsa2024-48/
ssvc Track https://www.mozilla.org/security/advisories/mfsa2024-48/
cvssv3.1 6.1 https://www.mozilla.org/security/advisories/mfsa2024-49/
ssvc Track https://www.mozilla.org/security/advisories/mfsa2024-49/
cvssv3.1 6.1 https://www.mozilla.org/security/advisories/mfsa2024-50/
ssvc Track https://www.mozilla.org/security/advisories/mfsa2024-50/
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2024-9394.json
https://api.first.org/data/v1/epss?cve=CVE-2024-9394
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-9394
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
2315957 https://bugzilla.redhat.com/show_bug.cgi?id=2315957
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:*:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:thunderbird:129.0:beta:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mozilla:thunderbird:129.0:beta:*:*:*:*:*:*
cpe:2.3:a:mozilla:thunderbird:129.0:beta2:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mozilla:thunderbird:129.0:beta2:*:*:*:*:*:*
cpe:2.3:a:mozilla:thunderbird:129.0:beta3:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mozilla:thunderbird:129.0:beta3:*:*:*:*:*:*
cpe:2.3:a:mozilla:thunderbird:129.0:beta4:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mozilla:thunderbird:129.0:beta4:*:*:*:*:*:*
cpe:2.3:a:mozilla:thunderbird:129.0:beta5:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mozilla:thunderbird:129.0:beta5:*:*:*:*:*:*
cpe:2.3:a:mozilla:thunderbird:129.0:beta6:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mozilla:thunderbird:129.0:beta6:*:*:*:*:*:*
CVE-2024-9394 https://nvd.nist.gov/vuln/detail/CVE-2024-9394
mfsa2024-46 https://www.mozilla.org/en-US/security/advisories/mfsa2024-46
mfsa2024-46 https://www.mozilla.org/security/advisories/mfsa2024-46/
mfsa2024-47 https://www.mozilla.org/en-US/security/advisories/mfsa2024-47
mfsa2024-47 https://www.mozilla.org/security/advisories/mfsa2024-47/
mfsa2024-48 https://www.mozilla.org/en-US/security/advisories/mfsa2024-48
mfsa2024-48 https://www.mozilla.org/security/advisories/mfsa2024-48/
mfsa2024-49 https://www.mozilla.org/en-US/security/advisories/mfsa2024-49
mfsa2024-49 https://www.mozilla.org/security/advisories/mfsa2024-49/
mfsa2024-50 https://www.mozilla.org/en-US/security/advisories/mfsa2024-50
mfsa2024-50 https://www.mozilla.org/security/advisories/mfsa2024-50/
RHSA-2024:7505 https://access.redhat.com/errata/RHSA-2024:7505
RHSA-2024:7552 https://access.redhat.com/errata/RHSA-2024:7552
RHSA-2024:7621 https://access.redhat.com/errata/RHSA-2024:7621
RHSA-2024:7622 https://access.redhat.com/errata/RHSA-2024:7622
RHSA-2024:7646 https://access.redhat.com/errata/RHSA-2024:7646
RHSA-2024:7699 https://access.redhat.com/errata/RHSA-2024:7699
RHSA-2024:7700 https://access.redhat.com/errata/RHSA-2024:7700
RHSA-2024:7702 https://access.redhat.com/errata/RHSA-2024:7702
RHSA-2024:7703 https://access.redhat.com/errata/RHSA-2024:7703
RHSA-2024:7704 https://access.redhat.com/errata/RHSA-2024:7704
RHSA-2024:7842 https://access.redhat.com/errata/RHSA-2024:7842
RHSA-2024:7853 https://access.redhat.com/errata/RHSA-2024:7853
RHSA-2024:7854 https://access.redhat.com/errata/RHSA-2024:7854
RHSA-2024:7855 https://access.redhat.com/errata/RHSA-2024:7855
RHSA-2024:7856 https://access.redhat.com/errata/RHSA-2024:7856
RHSA-2024:8166 https://access.redhat.com/errata/RHSA-2024:8166
RHSA-2024:8169 https://access.redhat.com/errata/RHSA-2024:8169
show_bug.cgi?id=1918874 https://bugzilla.mozilla.org/show_bug.cgi?id=1918874
USN-7056-1 https://usn.ubuntu.com/7056-1/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:L Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2024-9394.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

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required

unchanged

changed

high

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none

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low

none

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none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://bugzilla.mozilla.org/show_bug.cgi?id=1918874
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:P/P:M/B:A/M:M/D:T/2024-10-01T18:04:59Z/ Found at https://bugzilla.mozilla.org/show_bug.cgi?id=1918874
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/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

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none

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none

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low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2024-9394
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

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none

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Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://www.mozilla.org/security/advisories/mfsa2024-46/
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:P/P:M/B:A/M:M/D:T/2024-10-01T18:04:59Z/ Found at https://www.mozilla.org/security/advisories/mfsa2024-46/
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://www.mozilla.org/security/advisories/mfsa2024-47/
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:P/P:M/B:A/M:M/D:T/2024-10-01T18:04:59Z/ Found at https://www.mozilla.org/security/advisories/mfsa2024-47/
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://www.mozilla.org/security/advisories/mfsa2024-48/
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:P/P:M/B:A/M:M/D:T/2024-10-01T18:04:59Z/ Found at https://www.mozilla.org/security/advisories/mfsa2024-48/
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://www.mozilla.org/security/advisories/mfsa2024-49/
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:P/P:M/B:A/M:M/D:T/2024-10-01T18:04:59Z/ Found at https://www.mozilla.org/security/advisories/mfsa2024-49/
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://www.mozilla.org/security/advisories/mfsa2024-50/
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:P/P:M/B:A/M:M/D:T/2024-10-01T18:04:59Z/ Found at https://www.mozilla.org/security/advisories/mfsa2024-50/
Exploit Prediction Scoring System (EPSS)
Percentile 0.41316
EPSS Score 0.00192
Published At Sept. 9, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:09:03.395316+00:00 Mozilla Importer Import https://github.com/mozilla/foundation-security-advisories/blob/master/announce/2024/mfsa2024-46.yml 37.0.0