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CVE-2017-1000189

24
FAUCET Score

CVE-2017-1000189 describes a denial-of-service vulnerability in Node.js EJS versions older than 2.5.5, stemming from weak input validation in the ejs.renderFile() function. This high-severity vulnerability (CVSS 7.5) can be exploited remotely with low attack complexity, leading to a complete loss of availability for affected systems. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 2.5.5CPE matchmatch criteria
cpe:2.3:a:ejs:ejs:*:*:*:*:*:*:*:*

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
2.27%
Probability of exploitation in next 30 days
EPSS Percentile
81.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0227 is in the 66th percentile among its peer group of 51,485 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 (2)

github_advisorypatch availablevia nvd_reference
View patch
npmpatch availablevia ghsa
Product: ejsFixed in: 2.5.5

Vendor Advisories (2)

npmGHSA-6x77-rpqf-j6mwhigh

ejs vulnerable to DoS due to weak input validation

Mar 5, 2018
redhatCVE-2017-1000189Moderate

nodejs-ejs: Denial of Service via renderFile() by overriding localNames

Dec 6, 2016

References

github.com / mde/ejs/commit/49264e0037e313a0a3e033450b5c184112516d8f
PatchThird Party Advisory
securityfocus.com / bid/101893
Third Party AdvisoryVDB Entry