How severe is CVE-2018-12116?

CVE-2018-12116 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2018-12116 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-12116?

CVE-2018-12116 primarily affects Nodejs Node.js. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-12116?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2018-12116 published?

CVE-2018-12116 was published on 2018-11-28 and last updated on 2026-06-17.

CVE-2018-12116

CVE-2018-12116 is a high-severity vulnerability in Nodejs Node.js with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-115.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 5% (91st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-115
Affected product: Nodejs Node.js
Published: 2018-11-28
Last modified: 2026-06-17

Description

Node.js: All versions prior to Node.js 6.15.0 and 8.14.0: HTTP request splitting: If Node.js can be convinced to use unsanitized user-provided Unicode data for the `path` option of an HTTP request, then data can be provided which will trigger a second, unexpected, and user-defined HTTP request to made to the same server.

Frequently asked questions

What is CVE-2018-12116?: Node.js: All versions prior to Node.js 6.15.0 and 8.14.0: HTTP request splitting: If Node.js can be convinced to use unsanitized user-provided Unicode data for the `path` option of an HTTP request, then data can be provided which will trigger a second, unexpected, and user-defined HTTP request to made to the same server.
How severe is CVE-2018-12116?: CVE-2018-12116 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2018-12116 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-12116?: CVE-2018-12116 primarily affects Nodejs Node.js. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-12116?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2018-12116 published?: CVE-2018-12116 was published on 2018-11-28 and last updated on 2026-06-17.

References

Affected products (7)

cpe:2.3:a:nodejs:node.js:*:*:*:*:-:*:*:*
cpe:2.3:a:nodejs:node.js:*:*:*:*:lts:*:*:*
cpe:2.3:a:suse:suse_enterprise_storage:4:*:*:*:*:*:*:*
cpe:2.3:o:suse:suse_linux_enterprise_server:12:*:*:*:*:*:*:*
cpe:2.3:o:suse:suse_linux_enterprise_server:15:*:*:*:*:*:*:*
cpe:2.3:o:suse:suse_openstack_cloud:7:*:*:*:*:*:*:*
cpe:2.3:o:suse:suse_openstack_cloud:8:*:*:*:*:*:*:*

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