CVE-2025-14403: PDFsam Enhanced Launch Insufficient UI Warning Remote Code Execution Vulnerability

Routine

HIGH 7.8DOWNGRADE

CVE-2025-14403 is a high-severity flaw (CVSS 7.8) affecting enhanced. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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

Why this priority

High severity

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.8 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.3% (top 76%)
CISA exploited list	No
Weakness	CWE-356
Published	2025-12-23
Last modified	2026-10-19

Publisher (CNA): Zero Day Initiative · Vendor: pdfsam

Last updated 2026-10-19 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-12-23 22:15 UTCPublished CVE record published
2026-10-19 22:10 UTCUpdated Record last modified

pdfsam enhanced DOWNGRADE

Affected: 7.0.76.15222

Fixed in: no fixed release known

Safe to downgrade to: a release before 7.0.76.15222

1. Check installed version

apt-cache policy enhanced || rpm -q enhanced || enhanced --version

2. No fixed release: DOWNGRADE to a release before 7.0.76.15222 (Debian / Ubuntu)

apt-cache madison enhanced sudo apt install enhanced=<VERSION_BEFORE_7.0.76.15222> sudo apt-mark hold enhanced

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list enhanced sudo dnf downgrade enhanced-<VERSION_BEFORE_7.0.76.15222> sudo dnf versionlock add enhanced

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-14403?

enhanced: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-14403 being exploited?

CVE-2025-14403 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-14403 affect?

CVE-2025-14403 affects enhanced. Severity is high (CVSS 7.8). 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 t

How urgent is CVE-2025-14403?

Priority 33/100. High severity

Related CVEs

CVE-2025-14401 HIGH 7.8 DOWNGRADE PDFsam Enhanced App Out-Of-Bounds Read Remote Code Execution Vulnerability
CVE-2025-14405 MEDIUM 6.8 DOWNGRADE PDFsam Enhanced Uncontrolled Search Path Element Local Privilege Escalation Vulnerability
CVE-2025-14402 HIGH 7.0 DOWNGRADE PDFsam Enhanced DOC File Insufficient UI Warning Remote Code Execution Vulnerability
CVE-2025-14404 HIGH 7.0 DOWNGRADE PDFsam Enhanced XLS File Insufficient UI Warning Remote Code Execution Vulnerability

References

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