CVE-2026-5726
Published: 08 April 2026
Summary
CVE-2026-5726 is a high-severity Stack-based Buffer Overflow (CWE-121) vulnerability in Deltaww Asda Soft. Its CVSS base score is 7.8 (High).
Operationally, exploitation aligns with the MITRE ATT&CK technique Exploitation for Client Execution (T1203); ranked at the 0.8th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
The strongest mitigations our analysis identified are NIST 800-53 SI-16 (Memory Protection) and SI-2 (Flaw Remediation).
Threat & Defense at a Glance
Threat & Defense Details
Mitigating Controls (NIST 800-53 r5)AI
Flaw remediation directly addresses the stack-based buffer overflow in ASDA-Soft by identifying, patching, and verifying fixes for this specific CVE.
Memory protection mechanisms such as stack canaries, ASLR, and DEP comprehensively mitigate exploitation of stack-based buffer overflows.
Information input validation prevents the malformed inputs that trigger the out-of-bounds write in ASDA-Soft's stack buffer overflow.
MITRE ATT&CK Enterprise TechniquesAI
Why these techniques?
Local stack-based buffer overflow requiring user interaction (likely malicious file) enables client-side code execution via exploitation (T1203) and user execution (T1204.002).
NVD Description
ASDA-Soft Stack-based Buffer Overflow Vulnerability
Deeper analysisAI
CVE-2026-5726 is a stack-based buffer overflow vulnerability in ASDA-Soft, published on 2026-04-08. It corresponds to CWEs-121 (stack-based buffer overflow) and CWE-787 (out-of-bounds write), with a CVSS v3.1 base score of 7.8 (AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H).
A local attacker can exploit this vulnerability with low attack complexity and no required privileges by tricking a user into some interaction. Successful exploitation enables high-impact consequences, including unauthorized disclosure of information, modification of data, and denial of service.
Delta's advisory PCSA-2026-00007 addresses this ASDA-Soft stack-based buffer overflow vulnerability (CVE-2026-5726), with details available at https://filecenter.deltaww.com/news/download/doc/Delta-PCSA-2026-00007_ASDA-Soft%20Stack-based%20Buffer%20Overflow%20Vulnerability%20(CVE-2026-5726).pdf.
Details
- CWE(s)