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CVE-2026-0487: DLL Hijacking vulnerability in SAProuter on Microsoft Windows

• Severity: high (CVSS 8.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-07-14 · updated 2026-10-24
• Weakness: CWE-427

Description

SAProuter on Microsoft Windows allows an unauthenticated attacker to load library (DLL) files from an untrusted location, allowing them to execute malicious code on the system. This could enable the attacker to hijack the DLL loading process and achieve arbitrary code execution. This has high impact on confidentiality, integrity and availability of the system.

Affected products

• SAP_SE SAProuter on Microsoft Windows: KRNL64NUC 7.22, 7.22EXT, KRNL64UC 7.22, 7.53, SAP_ROUTER 7.53, 7.54 (+7)

References

• https://me.sap.com/notes/3692165
• https://url.sap/sapsecuritypatchday
• https://github.com/piuppi/Proof-of-Concepts/blob/main/SAP/CVE-2026-0487.md

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