How severe is CVE-2025-14403?

CVE-2025-14403 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-2025-14403 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-14403?

CVE-2025-14403 affects Pdfsam Enhanced. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-14403?

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.

Does CVE-2025-14403 have an EU (EUVD) identifier?

Yes. CVE-2025-14403 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-205003.

When was CVE-2025-14403 published?

CVE-2025-14403 was published on 2025-12-23 and last updated on 2026-06-17.

CVE-2025-14403

CVE-2025-14403 is a high-severity vulnerability in Pdfsam Enhanced 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-356.

Key facts

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 0% (17th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-205003
Weakness: CWE-356
Affected product: Pdfsam Enhanced
Published: 2025-12-23
Last modified: 2026-06-17

Description

PDFsam Enhanced Launch Insufficient UI Warning Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of PDFsam Enhanced. 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 implementation of the Launch action. The issue results from allowing the execution of dangerous script without user warning. An attacker can leverage this vulnerability to execute code in the context of the current user. Was ZDI-CAN-27500.

Frequently asked questions

What is CVE-2025-14403?: PDFsam Enhanced Launch Insufficient UI Warning Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of PDFsam Enhanced. 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 implementation of the Launch action. The issue results from allowing the execution of dangerous script without user warning. An attacker can leverage this vulnerability to execute code in the context of the current user. Was ZDI-CAN-27500.
How severe is CVE-2025-14403?: CVE-2025-14403 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-2025-14403 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-14403?: CVE-2025-14403 affects Pdfsam Enhanced. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-14403?: 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.
Does CVE-2025-14403 have an EU (EUVD) identifier?: Yes. CVE-2025-14403 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-205003.
When was CVE-2025-14403 published?: CVE-2025-14403 was published on 2025-12-23 and last updated on 2026-06-17.

References

https://www.zerodayinitiative.com/advisories/ZDI-25-1091/

Affected products (1)

cpe:2.3:a:pdfsam:enhanced:7.0.76.15222:*:*:*:*:*:*:*

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