CVE-2019-15606

CRITICALNVD 9.89.8—

9.8

Including trailing white space in HTTP header values in Nodejs 10, 12, and 13 causes bypass of authorization based on header value comparisons

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 80.4%
KEV: Not listed

Published

February 7, 2020

Last Modified

November 21, 2024

References (32)

support@hackeronehttp://lists.opensuse.org/opensuse-security-announce/2020-03/msg00008.html
support@hackeronehttps://access.redhat.com/errata/RHSA-2020:0573
support@hackeronehttps://access.redhat.com/errata/RHSA-2020:0579
support@hackeronehttps://access.redhat.com/errata/RHSA-2020:0597
support@hackeronehttps://access.redhat.com/errata/RHSA-2020:0598
support@hackeronehttps://access.redhat.com/errata/RHSA-2020:0602
support@hackeronehttps://hackerone.com/reports/730779
support@hackeronehttps://nodejs.org/en/blog/release/v10.19.0/
support@hackeronehttps://nodejs.org/en/blog/release/v12.15.0/
support@hackeronehttps://nodejs.org/en/blog/release/v13.8.0/
support@hackeronehttps://nodejs.org/en/blog/vulnerability/february-2020-security-releases/
support@hackeronehttps://security.gentoo.org/glsa/202003-48
support@hackeronehttps://security.netapp.com/advisory/ntap-20200221-0004/
support@hackeronehttps://www.debian.org/security/2020/dsa-4669
support@hackeronehttps://www.oracle.com//security-alerts/cpujul2021.html

Patch Availability(6)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
ubuntu	nodejs-legacy (4.2.6~dfsg-1ubuntu4.2+esm2) @ xenial	2026-05-27	ubuntu
redhat	nodejs:10-8010020200213140254.c27ad7f8	2020-02-25	redhat
redhat	nodejs:12-8010020200220143053.c27ad7f8	2020-02-25	redhat
redhat	rh-nodejs10-nodejs-0:10.19.0-1.el7	2020-02-25	redhat
redhat	rh-nodejs12-nodejs-0:12.16.1-1.el7	2020-02-25	redhat
redhat	nodejs:10-8000020200214110450.f8e95b4e	2020-02-24	redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-20Improper Input Validation

All Vendor Advisories

(6)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 12× in last 7d / 20× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

2026-06-08 14:15 UTCEPSS rescore
2026-06-08 14:14 UTCEPSS rescore
2026-06-07 15:23 UTCEPSS rescore
2026-06-07 15:22 UTCEPSS rescore
2026-06-06 13:45 UTCEPSS rescore
2026-06-06 13:45 UTCEPSS rescore
2026-06-05 22:45 UTCEPSS rescore
2026-06-05 22:45 UTCEPSS rescore
2026-06-05 06:08 UTCEPSS rescore
2026-06-05 06:08 UTCEPSS rescore
2026-06-04 13:10 UTCEPSS rescore
2026-06-04 13:10 UTCEPSS rescore
2026-06-02 20:11 UTCEPSS rescore
2026-06-01 13:50 UTCEPSS rescore
2026-06-01 13:50 UTCEPSS rescore
2026-05-31 22:29 UTCEPSS rescore
2026-05-31 22:29 UTCEPSS rescore
2026-05-31 00:14 UTCEPSS rescore
2026-05-31 00:14 UTCEPSS rescore
2026-05-29 13:42 UTCEPSS rescore

Frequently asked(5)

What is CVE-2019-15606?

CVE-2019-15606 is a critical vulnerability published on February 7, 2020. Including trailing white space in HTTP header values in Nodejs 10, 12, and 13 causes bypass of authorization based on header value comparisons

When was CVE-2019-15606 disclosed?

CVE-2019-15606 was first published in the National Vulnerability Database on February 7, 2020, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2019-15606 actively exploited?

CVE-2019-15606 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 80.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2019-15606?

CVE-2019-15606 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2019-15606?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2019-15606, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2019-15606

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CVE-2019-15606

Published

Last Modified

References (32)

Patch Availability(6)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2019-15606?

Same vendor

Same CWE

CVE-2019-15606

📅 Published

🔄 Last Modified

🔗 References (32)

Patch Availability(6)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2019-15606?

🔗 Related CVEs(same vendor + same CWE)

Same vendor

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Published

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References (32)

Frequently asked(5)

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