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CVE-2024-9956

26
FAUCET Score

CVE-2024-9956 describes an inappropriate implementation in Google Chrome's WebAuthentication on Android, affecting versions prior to 130.0.6723.58. This vulnerability allows a local attacker to achieve privilege escalation through a specially crafted HTML page. With a CVSS score of 7.8 (High), it poses a significant risk, enabling high confidentiality, integrity, and availability impacts with low attack complexity and user interaction required. While no public exploit code or active exploitation has been observed, the vulnerability has garnered some community discussion and media coverage, indicating awareness within the security community.

Impacted Technologies

VendorProductVersion(s)CPE
< 130.0.6723.58CPE matchmatch criteria
cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
>= 130.0.6723.58, < 130.0.6723.58CPE match
cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.8HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.39%
Probability of exploitation in next 30 days
EPSS Percentile
31.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0039 is in the 30th percentile among its peer group of 11,621 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

microsoftpatch availablevia msrc
Product: Microsoft Edge (Chromium-based)Fixed in: 130.0.2849.46

Vendor Advisories (1)

microsoft2024-Oct/CVE-2024-9956

Chromium: CVE-2024-9956 Inappropriate implementation in Web Authentication

Oct 8, 2024

References

seclists.org / fulldisclosure/2025/Jan/13
mastersplinter.work / research/passkey
news.ycombinator.com / item
chromereleases.googleblog.com / 2024/10/stable-channel-update-for-desktop_15.html
Release Notes
issues.chromium.org / issues/370482421
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