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CVE-2023-27366

23
FAUCET Score

CVE-2023-27366 is a Use-After-Free vulnerability in Foxit PDF Reader's handling of Doc objects, allowing remote code execution on affected Foxit PDF Reader and Editor installations on Windows. This high-severity vulnerability (CVSS 7.8) requires user interaction, typically opening a malicious file, to achieve full compromise of confidentiality, integrity, and availability. While no public exploits, Metasploit modules, or Nuclei templates are currently available, and there is minimal community discussion, the flaw's nature makes it a significant risk if exploited.

Impacted Technologies

VendorProductVersion(s)CPE
< 10.1.11.37866CPE matchmatch criteria
cpe:2.3:a:foxit:pdf_editor:*:*:*:*:*:*:*:*
>= 11.0.0.49893, < 11.2.5.53785CPE matchmatch criteria
cpe:2.3:a:foxit:pdf_editor:*:*:*:*:*:*:*:*
>= 12.0.0.12394, < 12.1.1.15289CPE matchmatch criteria
cpe:2.3:a:foxit:pdf_editor:*:*:*:*:*:*:*:*
< 12.1.1.15289CPE matchmatch criteria
cpe:2.3:a:foxit:pdf_reader:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.8HIGH

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.54%
Probability of exploitation in next 30 days
EPSS Percentile
42.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0054 is in the 41st percentile among its peer group of 11,621 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 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

foxit.com / support/security-bulletins.html
Vendor Advisory
zerodayinitiative.com / advisories/ZDI-23-494
Third Party Advisory