Is CVE-2019-5448 in the CISA KEV catalog?

No. CVE-2019-5448 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2019-5448?

CVE-2019-5448 has a CVSS v3 base score of 8.1 (HIGH).

What is the EPSS score for CVE-2019-5448?

CVE-2019-5448 has an EPSS score of 0.67% (47th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2019-5448?

Upgrade node-yarnpkg on debian 11 to 1.13.0-3 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2019-5448

HIGH

8.1

CVSS v3

NVD

Description

Yarn before 1.17.3 is vulnerable to Missing Encryption of Sensitive Data due to HTTP URLs in lockfile causing unencrypted authentication data to be sent over the network.

CWE-311 CWE-319

How to fix

Remediation Available

node-yarnpkgDebian

Fixed in:1.13.0-3CVE-2019-5448

YarnWindows application

Affected:1.17.3Fixed in:1.17.3Yarn Contributors

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityHigh

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.67%probability of exploitation in 30 days

47thpercentile

Moderate risk: more likely to be exploited than 47% of all known CVEs.

References

Exploit1

github.com

Vendor Advisory1

yarnpkg.com

Third-Party Advisory1

hackerone.com

Related Vulnerabilities

Other CWE-311 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2026-27944	Critical	9.8	22%	-	Fix
CVE-2026-34486	High	7.5	16%	-	-
CVE-2019-11367	Critical	9.8	2.8%	-	Fix
CVE-2017-8221	High	7.5	2.7%	-	-
CVE-2016-10593	High	8.1	2.3%	-	-
CVE-2018-10698	Critical	9.8	2.3%	-	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.