CVE-2021-29369: The gnuplot package prior to version 0.1.0 for Node.js allows code execution via shell metacharacters in Gnupl

This month

CRITICAL 9.8REMOTEUPGRADE

CVE-2021-29369 is a critical-severity flaw (CVSS 9.8) affecting gnuplot. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The gnuplot package prior to version 0.1.0 for Node.js allows code execution via shell metacharacters in Gnuplot commands.

Why this priority

Critical severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.8% (top 22%)
CISA exploited list	No
Weakness	CWE-78
Published	2021-05-03
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: gnuplot project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2021-05-03 12:15 UTCPublished CVE record published
2026-06-17 03:47 UTCUpdated Record last modified

gnuplot project gnuplot UPGRADE

Affected: < 0.1.0

Fixed in: 0.1.0

Safe to downgrade to: no unaffected older release

1. Check installed version

npm ls gnuplot

2. UPGRADE to 0.1.0

npm install gnuplot@">=0.1.0"

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2021-29369?

gnuplot: upgrade to 0.1.0. Exact commands for each OS are on this page.

Is CVE-2021-29369 being exploited?

CVE-2021-29369 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2021-29369 affect?

CVE-2021-29369 affects gnuplot. Severity is critical (CVSS 9.8). The gnuplot package prior to version 0.1.0 for Node.js allows code execution via shell metacharacters in Gnuplot commands.

How urgent is CVE-2021-29369?

Priority 59/100. Critical severity; Remotely exploitable, no login, no user action

Software pages

Node.js vulnerabilities

Related CVEs

CVE-2025-31181 MEDIUM 6.2 UPGRADE A flaw was found in gnuplot
CVE-2025-31180 MEDIUM 6.2 UPGRADE A flaw was found in gnuplot
CVE-2025-31179 MEDIUM 6.2 UPGRADE A flaw was found in gnuplot
CVE-2025-31178 MEDIUM 6.2 UPGRADE A flaw was found in gnuplot
CVE-2025-31177 MEDIUM 5.5 DOWNGRADE gnuplot is affected by a heap buffer overflow at function utf8_copy_one.

References

← Back to latest CVEs