High severity7.8NVD Advisory· Published May 15, 2025· Updated Jun 17, 2026

CVE-2025-30421

Description

There is a memory corruption vulnerability due to a stack-based buffer overflow in DrObjectStorage::XML_Serialize() when using the SymbolEditor in NI Circuit Design Suite. This vulnerability may result in information disclosure or arbitrary code execution. Successful exploitation requires an attacker to get a user to open a specially crafted .sym file. This vulnerability affects NI Circuit Design Suite 14.3.0 and prior versions.

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Affected products

Ni/Circuit Design Suitellm-fuzzy2 versions
<=14.3.0+ 1 more
- (no CPE)range: <=14.3.0
- (no CPE)range: 0

Patches

Vulnerability mechanics

References

www.ni.com/en/support/security/available-critical-and-security-updates-for-ni-software/memory-corruption-vulnerabilities-in-ni-circuit-design-suite.htmlnvdVendor Advisory

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