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CVE-2021-21315

96
FAUCET Score

CVE-2021-21315 is a command injection vulnerability in the Node.JS "systeminformation" library (versions prior to 5.3.1), affecting products like Apache Cordova. This high-severity flaw (CVSS 7.8) allows a local, low-privileged attacker to achieve high impact on confidentiality, integrity, and availability. The vulnerability is actively exploited (KEV listed), has high community attention, and is detectable via Nuclei templates, though no Metasploit or ExploitDB modules are publicly available.

Impacted Technologies

VendorProductVersion(s)CPE
< 5.3.1CPE matchmatch criteria
cpe:2.3:a:systeminformation:systeminformation:*:*:*:*:*:node.js:*:*
10.0.0CPE matchmatch criteria
cpe:2.3:a:apache:cordova:10.0.0:*:*:*:*:-:*:*

CVSS Data

CVSS version used by this source: 3.1

7.1HIGH

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

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
2.5
Impact Score
4.0
CvssVersion
3.1

Exploit Intelligence

EPSS Score
90.24%
Probability of exploitation in next 30 days
EPSS Percentile
99.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
Added to KEV · Jan 18, 2022
Nuclei: CVE-2021-21315 · Mar 2, 2021
This CVE's current EPSS score of 0.9024 is in the 100th percentile among its peer group of 17,061 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.3 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: systeminformationFixed in: 5.3.1

Vendor Advisories (1)

npmGHSA-2m8v-572m-ff2vhigh

Command Injection Vulnerability

Feb 16, 2021

References

cisa.gov / known-exploited-vulnerabilities-catalog
US Government Resource
github.com / sebhildebrandt/systeminformation/commit/07daa05fb06f24f96297abaa30c2ace8bfd8b525
Patch
github.com / sebhildebrandt/systeminformation/security/advisories/GHSA-2m8v-572m-ff2v
Third Party Advisory
lists.apache.org / thread.html/r8afea9a83ed568f2647cccc6d8d06126f9815715ddf9a4d479b26b05%40%3Cissues.cordova.apache.org%3E
Issue TrackingMailing List
security.netapp.com / advisory/ntap-20210312-0007
Third Party Advisory
npmjs.com / package/systeminformation
Product