Vulnerability · Published Feb 20, 2026 · Assigned by zdi

CVE-2026-2034Sante DICOM Viewer Pro DCM File Parsing Buffer Overflow Remote Code Execution Vulnerability

High 7.8

In plain English

A high-severity buffer overflow in DICOM Viewer Pro from Sante. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 27% of all known vulnerabilities).

Severity (CVSS 3.0)7.8High

Exploit odds (30 days)0.3%top 72.8% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

Sante DICOM Viewer Pro DCM File Parsing Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Sante DICOM Viewer Pro. 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 parsing of DCM files. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-28129.

Affected products (as reported)

Vendor	Product	Versions
Sante	DICOM Viewer Pro	14.2.6.0

Weakness: CWE-120 · Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References

ZDI-26-104 x_research-advisory