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Fencer Intel
high 8.8

CVE-2018-9958 in the critical feed json

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Foxit Reader 9.0.1.1049.

published 2018-05-17 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-21550

cvss
8.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
61.7%
EPSS 61.7% chance of exploitation in 30 days, percentile 99.1%
public exploits
4
Metasploit, Exploit-DB

Summary

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Foxit Reader 9.0.1.1049. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of Text Annotations. When setting the point attribute, the process does not properly validate the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code under the context of the current process. Was ZDI-CAN-5620.

Patch / fix

Timeline

  1. First public exploit (Metasploit exploit/windows/fileformat/foxit_reader_uaf)
  2. Published

Exploit prediction

61.71% chance of exploitation in the next 30 days, higher than 99.1% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

CVSS scores

assigned by version score vector
NVD 3.0 8.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Affected products

  • Foxit Foxit Reader

Classification

Weakness

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.