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Vulnerabilities

Vulnerability · CVE-2018-12115

In all versions of Node.js prior to 6.14.4, 8.11.4 and 10.9.0 when used with UCS-2 encoding (recognized by Node.js under the names , , and ), can be abused to write ou…

Published Aug 21, 2018 · catalog updated Oct 15, 2026 · the affected product

Check if you run it

No confirmed exploitation is on record for CVE-2018-12115. EPSS is 8.09%. Act only if a listed version of the affected product is installed.

Gaps on this record

  • No plain product name is stored. The page cannot tell you which product to check.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High7.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
8.09%
Remediation
Advisory link
Affected products
cpe nodejs/node.js · cpe redhat/openshift container platform

In all versions of Node.js prior to 6.14.4, 8.11.4 and 10.9.0 when used with UCS-2 encoding (recognized by Node.js under the names , , and ), can be abused to write outside of the bounds of a single . Writes that start from the second-to-last position of a buffer cause a miscalculation of the maximum length of the input bytes to be written.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe nodejs/node.jsversion unspecified
  • cpe redhat/openshift container platform3.11

How to fix CVE-2018-12115

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2018-12115. EPSS is 8.09%. Act only if a listed version of the affected product is installed.

Which versions are affected?

Compare what you have installed with redhat/openshift container platform 3.11. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-787: Out-of-bounds Write. EPSS 8.09%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Aug 21, 2018 · NIST NVD

    Detected

    In all versions of Node.js prior to 6.14.4, 8.11.4 and 10.9.0 when used with UCS-2 encoding (recognized by Node.js under the names , , and ), can be abused to write outside of the bounds of a single . Writes that start from the second-to-last position of a buffer cause a miscalculation of the maximum length of the input bytes to be written.

  2. Oct 15, 2026 · NIST NVD

    Updated

    In all versions of Node.js prior to 6.14.4, 8.11.4 and 10.9.0 when used with UCS-2 encoding (recognized by Node.js under the names , , and ), can be abused to write outside of the bounds of a single . Writes that start from the second-to-last position of a buffer cause a miscalculation of the maximum length of the input bytes to be written.

Sources

  • CVE.orgVulnerability recordCVE-2018-12115

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2018-12115

    30-day exploitation probability 8.1%

    first.org
  • NIST NVDVulnerability recordCVE-2018-12115

    In all versions of Node.js prior to 6.14.4, 8.11.4 and 10.9.0 when used with UCS-2 encoding (recognized by Node.js under the names , , and ), can be abused to write outside of the bounds of a single . Writes that s

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 16, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.