CVE-2019-15605

CVE-2019-15605 is a critical-severity vulnerability in Nodejs Node.js with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 57% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-444.

Key facts

Description

HTTP request smuggling in Node.js 10, 12, and 13 causes malicious payload delivery when transfer-encoding is malformed

Frequently asked questions

What is CVE-2019-15605?
HTTP request smuggling in Node.js 10, 12, and 13 causes malicious payload delivery when transfer-encoding is malformed
How severe is CVE-2019-15605?
CVE-2019-15605 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-15605 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 57% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-15605?
CVE-2019-15605 primarily affects Nodejs Node.js. In total, 25 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-15605?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2019-15605 published?
CVE-2019-15605 was published on 2020-02-07 and last updated on 2026-06-17.

References

Affected products (25)

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