CVE-2023-39431: Sante DICOM Viewer Pro lacks proper validation of user-supplied data when parsing DICOM files

Q: How do I fix CVE-2023-39431?

dicom viewer pro: upgrade to 12.2.6. Exact commands for each OS are on this page.

Q: Is CVE-2023-39431 being exploited?

CVE-2023-39431 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2023-39431 affect?

CVE-2023-39431 affects dicom viewer pro. Severity is high (CVSS 7.8). Sante DICOM Viewer Pro lacks proper validation of user-supplied data when parsing DICOM files. This could lead to an out-of-bounds write. An attacker could leverage this vulnerability to execute arbitrary code in the context of the curre

Routine

HIGH 7.8UPGRADE

CVE-2023-39431 is a high-severity flaw (CVSS 7.8) affecting dicom viewer pro. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Sante DICOM Viewer Pro lacks proper validation of user-supplied data when parsing DICOM files. This could lead to an out-of-bounds write. An attacker could leverage this vulnerability to execute arbitrary code in the context of the current process.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	7.8 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.2% (top 86%)
CISA exploited list	No
Weakness	CWE-787
Published	2023-10-19
Last modified	2026-06-17

Publisher (CNA): ICS-CERT · Vendor: santesoft

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2023-10-19 18:15 UTCPublished CVE record published
2026-06-17 06:12 UTCUpdated Record last modified

santesoft dicom viewer pro UPGRADE

Affected: < 12.2.6

Fixed in: 12.2.6

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy dicom-viewer-pro || rpm -q dicom-viewer-pro || dicom-viewer-pro --version

2. UPGRADE to 12.2.6 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade dicom-viewer-pro

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade dicom-viewer-pro

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2023-39431?

dicom viewer pro: upgrade to 12.2.6. Exact commands for each OS are on this page.

Is CVE-2023-39431 being exploited?

CVE-2023-39431 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-2023-39431 affect?

CVE-2023-39431 affects dicom viewer pro. Severity is high (CVSS 7.8). Sante DICOM Viewer Pro lacks proper validation of user-supplied data when parsing DICOM files. This could lead to an out-of-bounds write. An attacker could leverage this vulnerability to execute arbitrary code in the context of the curre

How urgent is CVE-2023-39431?

Priority 31/100. High severity

Related CVEs

CVE-2026-2034 HIGH 7.8 UPGRADE Sante DICOM Viewer Pro DCM File Parsing Buffer Overflow Remote Code Execution Vulnerability
CVE-2025-5481 HIGH 7.8 UPGRADE Sante DICOM Viewer Pro DCM File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability
CVE-2025-5307 HIGH 7.8 UPGRADE Santesoft Sante DICOM Viewer Pro contains a memory corruption vulnerability
CVE-2025-2480 HIGH 7.8 UPGRADE Santesoft Sante DICOM Viewer Pro is vulnerable to an out-of-bounds write, which requires a user to open a mali
CVE-2024-1453 HIGH 7.8 UPGRADE In Sante DICOM Viewer Pro versions 14.0.3 and prior, a user must open a malicious DICOM file, which could all

References

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