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CVE-2021-43496

42
FAUCET Score

CVE-2021-43496 is a directory traversal vulnerability affecting the clustering_project clustering master branch as of commit 53e663e259bcfc8cdecb56c0bb255bd70bfcaa70. This high-severity vulnerability (CVSS 7.5) allows an unauthenticated attacker to disclose critical secrets from anywhere on the system, significantly aiding in achieving remote code execution. While there is no evidence of active exploitation or Metasploit modules, Nuclei templates exist for detecting this Local File Inclusion, and it has a high FAUCET Risk Score of 97/100. Community discussion and media coverage for this CVE are minimal.

Impacted Technologies

VendorProductVersion(s)CPE
2019-07-26CPE matchmatch criteria
cpe:2.3:a:clustering_project:clustering:2019-07-26:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
15.69%
Probability of exploitation in next 30 days
EPSS Percentile
96.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
Nuclei: CVE-2021-43496 · Dec 8, 2021
This CVE's current EPSS score of 0.1569 is in the 95th percentile among its peer group of 51,506 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

Remediation records are not available for this CVE.

References

github.com / varun-suresh/Clustering/issues/12
ExploitThird Party Advisory