CVE-2019-17592: The csv-parse module before 4.4.6 for Node.js is vulnerable to Regular Expression Denial of Service

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HIGH 7.5REMOTEUPGRADEMITIGATE

CVE-2019-17592 is a high-severity flaw (CVSS 7.5) affecting csv-parse, fedora. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The csv-parse module before 4.4.6 for Node.js is vulnerable to Regular Expression Denial of Service. The __isInt() function contains a malformed regular expression that processes large crafted input very slowly. This is triggered when using the cast option.

Why this priority

High severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	2.3% (top 17%)
CISA exploited list	No
Weakness	CWE-400
Published	2019-10-14
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: csv-parse project · fedoraproject

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

Am I affected?

Timeline

2019-10-14 20:15 UTCPublished CVE record published
2026-06-17 02:24 UTCUpdated Record last modified

csv-parse project csv-parse UPGRADE

Affected: < 4.4.6

Fixed in: 4.4.6

Safe to downgrade to: no unaffected older release

1. Check installed version

npm ls csv-parse

2. UPGRADE to 4.4.6

npm install csv-parse@">=4.4.6"

fedoraproject fedora MITIGATE

Affected: 31

Fixed in: no fixed release known

Safe to downgrade to: a release before 31

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

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-2019-17592?

csv-parse: upgrade to 4.4.6; fedora: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2019-17592 being exploited?

CVE-2019-17592 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-2019-17592 affect?

CVE-2019-17592 affects csv-parse, fedora. Severity is high (CVSS 7.5). The csv-parse module before 4.4.6 for Node.js is vulnerable to Regular Expression Denial of Service. The __isInt() function contains a malformed regular expression that processes large crafted input very slowly. This is triggered when using

How urgent is CVE-2019-17592?

Priority 52/100. High severity; Remotely exploitable, no login, no user action

Software pages

Node.js vulnerabilities

References

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