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CVE-2024-28120

22
FAUCET Score

CVE-2024-28120 affects the codeium-chrome extension, an open-source code completion plugin for Chrome. The vulnerability stems from the extension's service worker failing to validate the sender of external messages, enabling a malicious website to steal a user's Codeium API key. This flaw carries a high severity CVSS score of 7.5, indicating a network-based attack with low complexity that can lead to complete confidentiality compromise, allowing an attacker to impersonate the user on the backend autocomplete server. Currently, there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
1.2.52CPE matchmatch criteria
cpe:2.3:a:codeium:codeium:1.2.52:*:*:*:*:chrome:*:*

CVSS Data

CVSS version used by this source: 3.1

6.5MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.65%
Probability of exploitation in next 30 days
EPSS Percentile
47.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0065 is in the 24th percentile among its peer group of 51,551 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

github_advisoryvendor investigatingvia nvd_reference
View patch

References

github.com / Exafunction/codeium-chrome/security/advisories/GHSA-8c7j-2h97-q63p
ExploitVendor Advisory
securitylab.github.com / advisories/GHSL-2024-027_GHSL-2024-028_codeium-chrome
ExploitThird Party Advisory