CVE-2025-59375

HighCVSS 7.5/10Last modified Nov 10, 2026

Description

libexpat in Expat before 2.7.2 allows attackers to trigger large dynamic memory allocations via a small document that is submitted for parsing.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-770

Affected software

VendorProductVersions
libexpat projectlibexpat< 2.7.2
SiemensRUGGEDCOM RST2428P< V3.3
SiemensSCALANCE XC-300/XR-300/XC-400/XR-500WG/XR-500 family< V3.3
SiemensSCALANCE XCH328< V3.3
SiemensSCALANCE XCM324< V3.3
SiemensSCALANCE XCM328< V3.3
SiemensSCALANCE XCM332< V3.3
SiemensSCALANCE XRH334 (24 V DC, 8xFO, CC)< V3.3
SiemensSCALANCE XRM334 (230 V AC, 12xFO)< V3.3
SiemensSCALANCE XRM334 (230 V AC, 8xFO)< V3.3
SiemensSCALANCE XRM334 (230V AC, 2x10G, 24xSFP, 8xSFP+)< V3.3
SiemensSCALANCE XRM334 (24 V DC, 12xFO)< V3.3
SiemensSCALANCE XRM334 (24 V DC, 8xFO)< V3.3
SiemensSCALANCE XRM334 (24V DC, 2x10G, 24xSFP, 8xSFP+)< V3.3
SiemensSCALANCE XRM334 (2x230 V AC, 12xFO)< V3.3
SiemensSCALANCE XRM334 (2x230 V AC, 8xFO)< V3.3
SiemensSCALANCE XRM334 (2x230V AC, 2x10G, 24xSFP, 8xSFP+)< V3.3
SiemensSIMATIC S7-1500 CPU 1518-4 PN/DP MFP>= V3.1.5, < *
SiemensSIMATIC S7-1500 CPU 1518-4 PN/DP MFP>= V3.1.5, < *
SiemensSIMATIC S7-1500 CPU 1518F-4 PN/DP MFP>= V3.1.5, < *
SiemensSIMATIC S7-1500 CPU 1518F-4 PN/DP MFP>= V3.1.5, < *
SiemensSIPLUS S7-1500 CPU 1518-4 PN/DP MFP>= V3.1.5, < *

References

Timeline

Published
Sep 15, 2025
Last modified
Nov 10, 2026
NVD status
Modified

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CVE-2025-59375: High severity, CVSS 7.5 | Vulnix