What is the CVSS score of CVE-2026-23685?

CVE-2026-23685 has a CVSS 3.1 base score of 4.4 (Medium). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H. EPSS exploitation probability: 0.1%.

Which versions of Netweaver are affected by CVE-2026-23685?

CVE-2026-23685 presents moderate security risk, a insecure deserialization vulnerability rated CVSS 4.4. Exploitation could compromise the security of affected deployments.

How to fix or mitigate CVE-2026-23685?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Netweaver CVE-2026-23685

MEDIUM

Deserialization of Untrusted Data (CWE-502)

2026-02-10 cna@sap.com

SAP Denial Of Service Deserialization Netweaver

4.4

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

4.4 MEDIUM

AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 22:02 vuln.today

CVE Published

Feb 10, 2026 - 04:16 nvd

MEDIUM 4.4

DescriptionCVE.org

Due to a Deserialization vulnerability in SAP NetWeaver (JMS service), an attacker authenticated as an administrator with local access could submit specially crafted content to the server. If processed by the application, this content could trigger unintended behavior during internal logic execution, potentially causing a denial of service. Successful exploitation results in a high impact on availability, while confidentiality and integrity remain unaffected.

AnalysisAI

Denial of service in SAP NetWeaver's JMS service stems from unsafe deserialization of malicious objects, allowing authenticated administrators with local access to crash the application. The vulnerability requires high privileges and local access but carries no risk to confidentiality or integrity. No patch is currently available.

Technical ContextAI

Classified as CWE-502 (Deserialization of Untrusted Data). Affects Netweaver. Due to a Deserialization vulnerability in SAP NetWeaver (JMS service), an attacker authenticated as an administrator with local access could submit specially crafted content to the server. If processed by the application, this content could trigger unintended behavior during internal logic execution, potentially causing a denial of service. Successful exploitation results in a high impact on availability, while confidentiality and integrity remain unaffected.