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CVE-2016-9483

25
FAUCET Score

CVE-2016-9483 is a critical deserialization vulnerability affecting PHP FormMail Generator, specifically within the phpfmg_filman_download() function. This flaw allows an unauthenticated remote attacker to inject PHP code or, when combined with CVE-2016-9484, perform local file inclusion to access server files. With a CVSS score of 9.8 (Critical), the vulnerability is easily exploitable over the network with no user interaction required, leading to high impact on confidentiality, integrity, and availability. While no public exploits (Metasploit, Nuclei, ExploitDB) are currently known and there's no evidence of active exploitation, its high FAUCET Risk Score of 79/100 indicates significant potential danger.

Impacted Technologies

VendorProductVersion(s)CPE
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:jqueryform:php_formmail_generator:-:*:*:*:*:*:*:*

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
3.47%
Probability of exploitation in next 30 days
EPSS Percentile
87.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0347 is in the 80th percentile among its peer group of 36,829 CVEs.

Social Chatter

No social media mentions found for this CVE.

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

kb.cert.org / vuls/id/494015
Third Party AdvisoryUS Government Resource
securityfocus.com / bid/94778
Third Party AdvisoryVDB Entry