CVE-2016-10539

Description

negotiator is an HTTP content negotiator for Node.js and is used by many modules and frameworks including Express and Koa. The header for "Accept-Language", when parsed by negotiator 0.6.0 and earlier is vulnerable to Regular Expression Denial of Service via a specially crafted string.

Categories

7.5
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.33%
Third-Party Advisory nodesecurity.io
Affected: HackerOne negotiator node module
Published at:
Updated at:

References

Link Tags
https://nodesecurity.io/advisories/106 third party advisory

Frequently Asked Questions

What is the severity of CVE-2016-10539?
CVE-2016-10539 has been scored as a high severity vulnerability.
How to fix CVE-2016-10539?
To fix CVE-2016-10539, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2016-10539 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2016-10539 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2016-10539?
CVE-2016-10539 affects HackerOne negotiator node module.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.