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CVE-2018-6410

43
FAUCET Score

CVE-2018-6410 is a critical SQL injection vulnerability affecting Appnitro MachForm versions prior to 4.2.3, specifically within the download.php script via the 'q' parameter. With a CVSS score of 9.8 (CRITICAL), this vulnerability allows an unauthenticated attacker to remotely execute arbitrary SQL commands, leading to complete compromise of confidentiality, integrity, and availability of the affected system. While not listed in CISA's KEV catalog or showing widespread community discussion, public exploit code is available on ExploitDB, indicating a clear path for exploitation.

Impacted Technologies

VendorProductVersion(s)CPE
4.2.3CPE matchmatch criteria
cpe:2.3:a:machform:machform:4.2.3:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

9.8CRITICAL

CVSS:3.0/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
3.0

Exploit Intelligence

EPSS Score
4.97%
Probability of exploitation in next 30 days
EPSS Percentile
91.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
ExploitDB: EDB-44804 · May 30, 2018
This CVE's current EPSS score of 0.0497 is in the 85th 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

metalamin.github.io / MachForm-not-0-day-EN
ExploitThird Party Advisory
exploit-db.com / exploits/44804
ExploitThird Party AdvisoryVDB Entry
machform.com / blog-machform-423-security-release
Release NotesVendor Advisory