Home/CVE/A crafted XFA PDF can trigger a use-after-free condition during calculate event processing, causing the application to c
CVE

CVE-2026-5939

A crafted XFA PDF can trigger a use-after-free condition during calculate event processing, causing the application to c

A crafted XFA PDF can trigger a use-after-free condition during calculate event processing, causing the application to crash and resulting in an arbitrary code execution.

MEDIUM · CVSS 5.5 EPSS 0.00018
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-416Use After Free
▤

Affected Products & Versions

3
foxit pdf editor>= 14.0.0 and < 14.0.4
foxit pdf editor>= 2023.0.0 and < 2026.1.1
foxit pdf reader< 2026.1.1
▣

Scoring & Timeline

5.5
MEDIUM · CVSS v3.1 · 14984358-7092-470d-8f34-ade47a7658a2
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD27 Apr 2026 · 12:16 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://www.foxit.com/support/security-bulletins.htmlVendor Advisory
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