CVE-2016-10703

Name: CVE-2016-10703
Creator: NVD / NIST
Published: 2017-12-14T19:29:00.197+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 2.56%

Last modified Jun 17, 2026

CVE-2016-10703 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. A regular expression Denial of Service (DoS) vulnerability in the file lib/ecstatic.js of the ecstatic npm package, before version 2.0.0, allows a remote attacker to overload and crash a server by passing a maliciously crafted string.. EPSS estimates a 2.56% chance of exploitation in the next 30 days.

Description

A regular expression Denial of Service (DoS) vulnerability in the file lib/ecstatic.js of the ecstatic npm package, before version 2.0.0, allows a remote attacker to overload and crash a server by passing a maliciously crafted string.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

2.56%

83.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions
Ecstatic Project	Ecstatic	< 2.0.0

References

https://advisory.checkmarx.net/advisory/CX-2016-4450
https://github.com/jfhbrook/node-ecstatic/commit/71ce93988ead4b561a8592168c72143907189f01Issue Tracking, Patch
https://www.checkmarx.com/advisories/denial-of-service-dos-vulnerability-in-ecstatic-npm-package/Exploit, Patch, Third Party Advisory
https://advisory.checkmarx.net/advisory/CX-2016-4450
https://github.com/jfhbrook/node-ecstatic/commit/71ce93988ead4b561a8592168c72143907189f01Issue Tracking, Patch
https://www.checkmarx.com/advisories/denial-of-service-dos-vulnerability-in-ecstatic-npm-package/Exploit, Patch, Third Party Advisory

Timeline

Published: Dec 14, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2016-10703?

How severe is CVE-2016-10703?

CVE-2016-10703 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 2.56% probability of exploitation in the next 30 days.

How do I fix CVE-2016-10703?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2016-10703?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST