How severe is CVE-2019-6756?

CVE-2019-6756 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2019-6756 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-6756?

CVE-2019-6756 primarily affects Foxitsoftware Foxit Reader. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-6756?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2019-6756 published?

CVE-2019-6756 was published on 2019-06-03 and last updated on 2026-06-17.

CVE-2019-6756

CVE-2019-6756 is a medium-severity vulnerability in Foxitsoftware Foxit Reader with a CVSS 3.x base score of 5.5. 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: Medium (CVSS 3.x base score 5.5)
CVSS v2: 4.3
EPSS exploit prediction: 3% (85th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-416
Affected product: Foxitsoftware Foxit Reader
Published: 2019-06-03
Last modified: 2026-06-17

Description

This vulnerability allows remote attackers to disclose sensitive information on vulnerable installations of Foxit PhantomPDF 9.4.0.16811. 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 parsing of HTML files. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of the current process. Was ZDI-CAN-7769.

Frequently asked questions

What is CVE-2019-6756?: This vulnerability allows remote attackers to disclose sensitive information on vulnerable installations of Foxit PhantomPDF 9.4.0.16811. 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 parsing of HTML files. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of the current process. Was ZDI-CAN-7769.
How severe is CVE-2019-6756?: CVE-2019-6756 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2019-6756 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-6756?: CVE-2019-6756 primarily affects Foxitsoftware Foxit Reader. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-6756?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-6756 published?: CVE-2019-6756 was published on 2019-06-03 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:foxitsoftware:foxit_reader:*:*:*:*:*:*:*:*
cpe:2.3:a:foxitsoftware:phantompdf:*:*:*:*:*:*:*:*

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