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CVE-2018-21235

25
FAUCET Score

CVE-2018-21235 describes an authentication bypass and information disclosure vulnerability in Foxit E-mail advertising system versions prior to September 2018, specifically related to Interspire Email Marketer. This high-severity vulnerability (CVSS 7.5) can be exploited remotely without authentication, potentially leading to significant data exposure. While no public exploits, Metasploit modules, or Nuclei templates are currently available, and there is no evidence of active exploitation or significant community discussion, the potential for information disclosure remains a concern for affected systems.

Impacted Technologies

VendorProductVersion(s)CPE
< 09-2018CPE matchmatch criteria
cpe:2.3:a:foxitsoftware:e-mail_advertising_system:*:*:*:*:*:*:*:*

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
1.21%
Probability of exploitation in next 30 days
EPSS Percentile
65.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0120 is in the 44th percentile among its peer group of 51,553 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

foxitsoftware.com / support/security-bulletins.php
Vendor Advisory