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CVE-2021-28448

23
FAUCET Score

CVE-2021-28448 is a Remote Code Execution vulnerability affecting Microsoft Visual Studio Code Kubernetes Tools. With a CVSS score of 7.8 (HIGH), this vulnerability has a local attack vector, low attack complexity, and can lead to high impact on confidentiality, integrity, and availability if exploited. While there is no known active exploitation or publicly available exploit code, the vulnerability has garnered some community discussion and media coverage, indicating awareness within the cybersecurity landscape. It is not listed in CISA's KEV catalog.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.3.0CPE matchmatch criteria
cpe:2.3:a:microsoft:visual_studio_code_kubernetes_tools:*:*:*:*:*:*:*:*

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
2.28%
Probability of exploitation in next 30 days
EPSS Percentile
81.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0228 is in the 82nd percentile among its peer group of 11,616 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 (2)

microsoftpatch availablevia nvd_reference
View patch
microsoftpatch availablevia msrc
Product: Visual Studio Code - Kubernetes ToolsFixed in: 1.3.1
View patch

Vendor Advisories (1)

microsoft2021-Apr/CVE-2021-28448Important

Visual Studio Code Kubernetes Tools Remote Code Execution Vulnerability

Apr 13, 2021

References

portal.msrc.microsoft.com / en-US/security-guidance/advisory/CVE-2021-28448
PatchVendor Advisory