What is the CVSS score of CVE-2021-26541?

CVE-2021-26541 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: 5.4%.

Is there a public PoC exploit available for CVE-2021-26541?

Yes, a public proof-of-concept exploit is available for CVE-2021-26541. Prioritise patching immediately. EPSS: 5.4%.

Is there a patch available for CVE-2021-26541?

Yes, a patch is available for CVE-2021-26541. Update the affected software to the latest version immediately.

Gitlog CVE-2021-26541

CRITICAL

OS Command Injection (CWE-78)

2021-02-08 cve@mitre.org

Command Injection Gitlog

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

Feb 08, 2021 - 17:15 nvd

CRITICAL 9.8

Blast Radius

ecosystem impact

† from your stack dependencies † transitive graph · vuln.today resolves 4-path depth

6 npm packages depend on gitlog (2 direct, 4 indirect)

Ecosystem-wide dependent count for version 4.0.4.

DescriptionNVD

The gitlog function in src/index.ts in gitlog before 4.0.4 has a command injection vulnerability.

AnalysisAI

The gitlog function in src/index.ts in gitlog before 4.0.4 has a command injection vulnerability. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code 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. The gitlog function in src/index.ts in gitlog before 4.0.4 has a command injection vulnerability. Affected products include: Gitlog Project Gitlog. Version information: before 4.0.4.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Avoid passing user input to shell commands. Use language-specific APIs instead of shell execution. Apply strict input validation with allowlists.