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CVE-2017-14827

25
FAUCET Score

CVE-2017-14827 is a critical type confusion vulnerability affecting Foxit Reader version 8.3.1.21155, specifically within the append method of XFA Node objects due to insufficient input validation. This flaw allows remote attackers to execute arbitrary code with the privileges of the current user, requiring user interaction such as opening a malicious file or visiting a malicious page. With a CVSS score of 8.8 (High), it presents a significant risk for compromise, though there is no evidence of active exploitation, public exploit code, or notable community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
8.3.1.21155CPE matchmatch criteria
cpe:2.3:a:foxitsoftware:foxit_reader:8.3.1.21155:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

8.8HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.59%
Probability of exploitation in next 30 days
EPSS Percentile
83.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0259 is in the 83rd percentile among its peer group of 14,855 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 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 0.1 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

foxitsoftware.com / support/security-bulletins.php
PatchVendor Advisory
zerodayinitiative.com / advisories/ZDI-17-871
Third Party AdvisoryVDB Entry