How severe is CVE-2023-33240?

CVE-2023-33240 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-33240 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-33240?

CVE-2023-33240 primarily affects Foxit Pdf Editor. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-33240?

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-2023-33240 published?

CVE-2023-33240 was published on 2023-05-19 and last updated on 2026-06-17.

CVE-2023-33240

CVE-2023-33240 is a high-severity vulnerability in Foxit Pdf Editor 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-276.

Key facts

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 0% (5th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-276
Affected product: Foxit Pdf Editor
Published: 2023-05-19
Last modified: 2026-06-17

Description

Foxit PDF Reader (12.1.1.15289 and earlier) and Foxit PDF Editor (12.1.1.15289 and all previous 12.x versions, 11.2.5.53785 and all previous 11.x versions, and 10.1.11.37866 and earlier) on Windows allows Local Privilege Escalation when installed to a non-default directory because unprivileged users have access to an executable file of a system service. This is fixed in 12.1.2.

Frequently asked questions

What is CVE-2023-33240?: Foxit PDF Reader (12.1.1.15289 and earlier) and Foxit PDF Editor (12.1.1.15289 and all previous 12.x versions, 11.2.5.53785 and all previous 11.x versions, and 10.1.11.37866 and earlier) on Windows allows Local Privilege Escalation when installed to a non-default directory because unprivileged users have access to an executable file of a system service. This is fixed in 12.1.2.
How severe is CVE-2023-33240?: CVE-2023-33240 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-33240 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-33240?: CVE-2023-33240 primarily affects Foxit Pdf Editor. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-33240?: 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-2023-33240 published?: CVE-2023-33240 was published on 2023-05-19 and last updated on 2026-06-17.

References

https://www.foxit.com/support/security-bulletins.html

Affected products (2)

cpe:2.3:a:foxit:pdf_editor:*:*:*:*:*:*:*:*
cpe:2.3:a:foxit:pdf_reader:*:*:*:*:*:*:*:*

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