# CVE-2026-109804: Information Disclosure in SAP NetWeaver (SAP Message Server)

Status: published. Published: 2026-11-10. Updated: 2026-11-10.

SAP Message Server does not properly handle certain malformed requests, which could be leveraged by an unauthenticated attacker to send specially crafted input. Successful exploitation could allow the attacker to retrieve sensitive information, resulting in a high impact on confidentiality. There is no impact on integrity and availability.

## Remediation

No remediation reported in collected sources

## Affected products and versions

- SAP_SE / SAP NetWeaver (SAP Message Server): KRNL64UC 7.53 (affected); KERNEL 7.53 (affected); 7.54 (affected); 7.77 (affected); 7.93 (affected); 9.16 (affected); 9.20 (affected); 9.21 (affected). Source: CNA: sap

## Severity and prioritization

- CVSS 3.1: 7.5 (high); CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N; source: CNA: sap

- CISA KEV: No listing in collected sources

- EPSS: Not available

- SSVC: Not available

- Weaknesses: CWE-908

## Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

## References

- https://me.sap.com/notes/3808552 (CNA: sap)

- https://url.sap/sapsecuritypatchday (CNA: sap)

## Provenance

- CNA: sap: https://www.cve.org/CVERecord?id=CVE-2026-109804; retrieved 2026-11-10; source updated 2026-11-10

Revision: 216ef1193dd66d63e582787e28b08ad5c7f9ff132bf509bdefbbdafbcf41ba69

Canonical: https://y2.dev/cve/CVE-2026-109804

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