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CVE-2021-45467

80
FAUCET Score

CVE-2021-45467 is a critical vulnerability affecting Control Web Panel (CWP) versions prior to 0.9.8.1107, allowing unauthenticated attackers to register arbitrary API keys via a file inclusion flaw using null bytes. This vulnerability carries a CVSS score of 9.8 (CRITICAL) due to its network-based attack vector, low complexity, and potential for complete compromise of confidentiality, integrity, and availability. While not listed in KEV, the high EPSS score, FAUCET Risk Score, and significant media coverage suggest a high likelihood of exploitation, with Nuclei templates available for detection.

Impacted Technologies

VendorProductVersion(s)CPE
< 0.9.8.1107CPE matchmatch criteria
cpe:2.3:a:control-webpanel:webpanel:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
70.95%
Probability of exploitation in next 30 days
EPSS Percentile
99.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
Nuclei: CVE-2021-45467 · Oct 21, 2025
This CVE's current EPSS score of 0.7095 is in the 98th percentile among its peer group of 36,862 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 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

Remediation records are not available for this CVE.

References

control-webpanel.com / changelog
Release NotesVendor Advisory
octagon.net / blog/2022/01/22/cve-2021-45467-cwp-centos-web-panel-preauth-rce
ExploitThird Party Advisory