What’s Vulnerable › Vulnerabilities

CVE-2017-14849

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 54.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2017-09-28 · updated 2026-06-17
• Weakness: CWE-22

Description

Node.js 8.5.0 before 8.6.0 allows remote attackers to access unintended files, because a change to ".." handling was incompatible with the pathname validation used by unspecified community modules.

Affected products

• Node.js: 8.5.0

References

• http://www.securityfocus.com/bid/101056
• https://nodejs.org/en/blog/vulnerability/september-2017-path-validation/
• https://twitter.com/nodejs/status/913131152868876288
• http://www.securityfocus.com/bid/101056
• https://nodejs.org/en/blog/vulnerability/september-2017-path-validation/
• https://twitter.com/nodejs/status/913131152868876288

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