CRITICAL

CVE-2020-8149

CVSS v3

9.8

CRITICAL

EPSS Score

2.0 %

exploit probability, as of 2026-10-19

CISA KEV

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

logkittynpmall versions · fixed in 0.7.1

Full record on NVD

Description

Lack of output sanitization allowed an attack to execute arbitrary shell commands via the logkitty npm package before version 0.7.1.

Technical details

Published: 2020-05-15

Frequently asked questions

What is CVE-2020-8149?

Lack of output sanitization allowed an attack to execute arbitrary shell commands via the logkitty npm package before version 0.7.1.

Is CVE-2020-8149 actively exploited?

Active exploitation of CVE-2020-8149 has not been confirmed. Its EPSS score was 2.0% on 2026-10-19, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-8149?

CVE-2020-8149 has a CVSS v3 base score of 9.8 (CRITICAL severity).

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