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CVE-2017-16099

22
FAUCET Score

CVE-2017-16099 describes a Regular Expression Denial of Service (ReDoS) vulnerability in the 'no-case' module, affecting the 'no-case_project'. An unauthenticated attacker can exploit this by providing specially crafted input, causing the event loop to block and leading to a denial of service. With a CVSS score of 7.5 (High), this vulnerability is easily exploitable over the network with low attack complexity, resulting in high availability impact. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 2.3.2CPE matchmatch criteria
cpe:2.3:a:no-case_project:no-case:*:*:*:*:*:node.js:*:*

CVSS Data

CVSS version used by this source: 3.0

7.5HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.58%
Probability of exploitation in next 30 days
EPSS Percentile
73.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0158 is in the 55th percentile among its peer group of 51,466 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

npmpatch availablevia ghsa
Product: no-caseFixed in: 2.3.2

Vendor Advisories (2)

npmGHSA-ff6r-5jwm-8292high

Regular Expression Denial of Service in no-case

Jul 24, 2018
redhatCVE-2017-16099Important

nodejs-no-case: regular expression denial of service in no-case module

Jun 6, 2018

References

github.com / blakeembrey/no-case/issues/17
Third Party Advisory
nodesecurity.io / advisories/529
Third Party Advisory