What is the CVSS score of CVE-2022-45026?

CVE-2022-45026 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 1.0%.

Is there a public PoC exploit available for CVE-2022-45026?

Yes, a public proof-of-concept exploit is available for CVE-2022-45026. Prioritise patching immediately. EPSS: 1.0%.

Markdown Preview Enhanced CVE-2022-45026

CRITICAL

OS Command Injection (CWE-78)

2022-12-07 cve@mitre.org

Command Injection Markdown Preview Enhanced

9.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Dec 07, 2022 - 02:15 nvd

CRITICAL 9.8

DescriptionNVD

An issue in Markdown Preview Enhanced v0.6.5 and v0.19.6 for VSCode and Atom allows attackers to execute arbitrary commands during the GFM export process.

AnalysisAI

An issue in Markdown Preview Enhanced v0.6.5 and v0.19.6 for VSCode and Atom allows attackers to execute arbitrary commands during the GFM export process. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as OS Command Injection (CWE-78), which allows attackers to execute arbitrary operating system commands on the host. An issue in Markdown Preview Enhanced v0.6.5 and v0.19.6 for VSCode and Atom allows attackers to execute arbitrary commands during the GFM export process. Affected products include: Markdown Preview Enhanced Project Markdown Preview Enhanced.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Avoid passing user input to shell commands. Use language-specific APIs instead of shell execution. Apply strict input validation with allowlists.