How severe is CVE-2019-20827?

CVE-2019-20827 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-20827 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-20827?

CVE-2019-20827 primarily affects Foxitsoftware Phantompdf. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-20827?

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

When was CVE-2019-20827 published?

CVE-2019-20827 was published on 2020-06-04 and last updated on 2026-06-17.

CVE-2019-20827

CVE-2019-20827 is a critical-severity vulnerability in Foxitsoftware Phantompdf with a CVSS 3.x base score of 9.8. 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-787.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 2% (75th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-787
Affected product: Foxitsoftware Phantompdf
Published: 2020-06-04
Last modified: 2026-06-17

Description

An issue was discovered in Foxit PhantomPDF Mac 3.3 and Foxit Reader for Mac before 3.3. It allows stack consumption because of interaction between ICC-Based color space and Alternate color space.

Frequently asked questions

What is CVE-2019-20827?: An issue was discovered in Foxit PhantomPDF Mac 3.3 and Foxit Reader for Mac before 3.3. It allows stack consumption because of interaction between ICC-Based color space and Alternate color space.
How severe is CVE-2019-20827?: CVE-2019-20827 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-20827 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-20827?: CVE-2019-20827 primarily affects Foxitsoftware Phantompdf. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-20827?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2019-20827 published?: CVE-2019-20827 was published on 2020-06-04 and last updated on 2026-06-17.

References

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

Affected products (2)

cpe:2.3:a:foxitsoftware:phantompdf:*:*:*:*:*:mac:*:*
cpe:2.3:a:foxitsoftware:reader:*:*:*:*:*:mac:*:*

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