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© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2018-10303

26
FAUCET Score

CVE-2018-10303 is a use-after-free vulnerability affecting Foxit Reader before version 9.1 and PhantomPDF before version 9.1, allowing remote attackers to execute arbitrary code. This vulnerability carries a high CVSS score of 8.8, indicating a critical risk due to its network-based attack vector, low attack complexity, and high impact on confidentiality, integrity, and availability, requiring user interaction. While no active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion has been observed, the underlying CWE-416 (use-after-free) is a common vulnerability class.

Impacted Technologies

VendorProductVersion(s)CPE
< 9.1CPE matchmatch criteria
cpe:2.3:a:foxitsoftware:foxit_reader:*:*:*:*:*:*:*:*
< 9.1CPE matchmatch criteria
cpe:2.3:a:foxitsoftware:phantompdf:*:*:*:*:*:*:*:*

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
2.58%
Probability of exploitation in next 30 days
EPSS Percentile
83.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0258 is in the 83rd percentile among its peer group of 14,875 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

srcincite.io / advisories/src-2018-0020
Third Party Advisory
foxitsoftware.com / support/security-bulletins.php
Vendor Advisory