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CVE-2021-37478

30
FAUCET Score

CVE-2021-37478 is a critical SQL injection vulnerability affecting NavigateCMS versions 2.9.4 and below, specifically within the 'block' function via the 'block-order' parameter. This flaw allows for arbitrary SQL query execution in the backend database. With a CVSS score of 9.8 (CRITICAL), it can be exploited remotely without authentication and has a high impact on confidentiality, integrity, and availability. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.9.4CPE matchmatch criteria
cpe:2.3:a:naviwebs:navigatecms:*:*:*:*:*:*:*:*

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
2.16%
Probability of exploitation in next 30 days
EPSS Percentile
80.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0216 is in the 69th percentile among its peer group of 36,897 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

No media coverage found for this CVE.

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

gist.github.com / victomteng1997/ed429fed7de46651c89f05e7591fd4fe
PatchThird Party Advisory
github.com / NavigateCMS/Navigate-CMS
Product
github.com / NavigateCMS/Navigate-CMS/issues/26
ExploitThird Party Advisory