How severe is CVE-2018-19444?

CVE-2018-19444 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-19444 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-19444?

CVE-2018-19444 affects Foxitsoftware Foxit Pdf Sdk Activex. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-19444?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2018-19444 published?

CVE-2018-19444 was published on 2019-06-17 and last updated on 2026-06-17.

CVE-2018-19444

CVE-2018-19444 is a high-severity vulnerability in Foxitsoftware Foxit Pdf Sdk Activex with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-416.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 6.8
EPSS exploit prediction: 2% (82nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-416
Affected product: Foxitsoftware Foxit Pdf Sdk Activex
Published: 2019-06-17
Last modified: 2026-06-17

Description

A use after free in the TextBox field Validate action in IReader_ContentProvider can occur for specially crafted PDF files in Foxit Reader SDK (ActiveX) Professional 5.4.0.1031. An attacker can leverage this to gain remote code execution. Relative to CVE-2018-19452, this has a different free location and requires different JavaScript code for exploitation.

Frequently asked questions

What is CVE-2018-19444?: A use after free in the TextBox field Validate action in IReader_ContentProvider can occur for specially crafted PDF files in Foxit Reader SDK (ActiveX) Professional 5.4.0.1031. An attacker can leverage this to gain remote code execution. Relative to CVE-2018-19452, this has a different free location and requires different JavaScript code for exploitation.
How severe is CVE-2018-19444?: CVE-2018-19444 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-19444 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-19444?: CVE-2018-19444 affects Foxitsoftware Foxit Pdf Sdk Activex. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-19444?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2018-19444 published?: CVE-2018-19444 was published on 2019-06-17 and last updated on 2026-06-17.

References

https://www.foxitsoftware.com/support/security-bulletins.php

Affected products (1)

cpe:2.3:a:foxitsoftware:foxit_pdf_sdk_activex:*:*:*:*:professional:*:*:*

More vulnerabilities in Foxitsoftware Foxit Pdf Sdk Activex

CVE-2018-19450 — High (CVSS 7.8): A command injection can occur for specially crafted PDF files in Foxit Reader SDK (ActiveX) 5.4.0.1031 when parsing a…
CVE-2018-19449 — High (CVSS 7.8): A File Write can occur for specially crafted PDF files in Foxit Reader SDK (ActiveX) Professional 5.4.0.1031 when the…
CVE-2018-19448 — High (CVSS 7.8): In Foxit Reader SDK (ActiveX) Professional 5.4.0.1031, an uninitialized object in…
CVE-2018-19447 — High (CVSS 7.8): A stack-based buffer overflow can occur for specially crafted PDF files in Foxit Reader SDK (ActiveX) 5.4.0.1031 when…
CVE-2018-19446 — High (CVSS 7.8): A File Write can occur for specially crafted PDF files in Foxit Reader SDK (ActiveX) Professional 5.4.0.1031 when the…
CVE-2018-19445 — High (CVSS 7.8): A command injection can occur for specially crafted PDF files in Foxit Reader SDK (ActiveX) Professional 5.4.0.1031…

All CVEs affecting Foxitsoftware Foxit Pdf Sdk Activex →

Other CWE-416 (Use After Free) vulnerabilities

CVE-2026-13782 — Critical (CVSS 10.0): Use after free in Browser in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who had compromised the…
CVE-2026-4725 — Critical (CVSS 10.0): Sandbox escape due to use-after-free in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 149…
CVE-2026-4688 — Critical (CVSS 10.0): Sandbox escape due to use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox…
CVE-2025-24085 — Critical (CVSS 10.0): A use after free issue was addressed with improved memory management. This issue is fixed in iOS 18.3 and iPadOS 18.3,…
CVE-2024-43102 — Critical (CVSS 10.0): Concurrent removals of certain anonymous shared memory mappings by using the UMTX_SHM_DESTROY sub-request of…
CVE-2021-32495 — Critical (CVSS 10.0): Radare2 has a use-after-free vulnerability in pyc parser's get_none_object function. Attacker can read freed memory…

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