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Vulnerability details: VCID-m4hs-41n2-8bbz
Vulnerability ID VCID-m4hs-41n2-8bbz
Aliases CVE-2024-9956
Summary Malicious pages could use Firefox for Android to pass FIDO: links to the OS and trigger the "hybrid" passkey transport. An attacker within Bluetooth range could have used this to trick the user into using their passkey to log the attacker's computer into the target account.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (0)
There are no known CWE.
System Score Found at
epss 0.0002 https://api.first.org/data/v1/epss?cve=CVE-2024-9956
epss 0.0002 https://api.first.org/data/v1/epss?cve=CVE-2024-9956
epss 0.0002 https://api.first.org/data/v1/epss?cve=CVE-2024-9956
epss 0.0002 https://api.first.org/data/v1/epss?cve=CVE-2024-9956
epss 0.0002 https://api.first.org/data/v1/epss?cve=CVE-2024-9956
epss 0.0002 https://api.first.org/data/v1/epss?cve=CVE-2024-9956
epss 0.0002 https://api.first.org/data/v1/epss?cve=CVE-2024-9956
epss 0.0002 https://api.first.org/data/v1/epss?cve=CVE-2024-9956
cvssv3.1 7.8 https://chromereleases.googleblog.com/2024/10/stable-channel-update-for-desktop_15.html
ssvc Track https://chromereleases.googleblog.com/2024/10/stable-channel-update-for-desktop_15.html
cvssv3.1 7.8 https://issues.chromium.org/issues/370482421
ssvc Track https://issues.chromium.org/issues/370482421
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2025-14
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2024-9956
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-9956
370482421 https://issues.chromium.org/issues/370482421
mfsa2025-14 https://www.mozilla.org/en-US/security/advisories/mfsa2025-14
stable-channel-update-for-desktop_15.html https://chromereleases.googleblog.com/2024/10/stable-channel-update-for-desktop_15.html
No exploits are available.
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://chromereleases.googleblog.com/2024/10/stable-channel-update-for-desktop_15.html
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/2024-10-16T20:01:37Z/ Found at https://chromereleases.googleblog.com/2024/10/stable-channel-update-for-desktop_15.html
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://issues.chromium.org/issues/370482421
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/2024-10-16T20:01:37Z/ Found at https://issues.chromium.org/issues/370482421
Exploit Prediction Scoring System (EPSS)
Percentile 0.05455
EPSS Score 0.0002
Published At April 2, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T13:16:53.153435+00:00 Mozilla Importer Import https://github.com/mozilla/foundation-security-advisories/blob/master/announce/2025/mfsa2025-14.yml 38.0.0