Arbitrary file upload in Sap_se Sap Netweaver (Visual Composer Development Server)

CVE-2025-31324

SAP NetWeaver Visual Composer Metadata Uploader is not protected with a proper authorization, allowing unauthenticated agent to upload potentially malicious executable binaries that could severely harm the host system. This could significa…

Vulnerability class: Unrestricted File Upload

EPSS: 0.437 (97.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: .

Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Known ransomware campaign use: yes.

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-31324?
CVE-2025-31324 is a critical-severity vulnerability in Sap_se Sap Netweaver (Visual Composer Development Server), classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 10.0/10. Published 2025-04-24.
How severe is CVE-2025-31324?
Critical severity. CVSS v3 base score is 10.0 out of 10.
Is CVE-2025-31324 known to be exploited?
Yes. CVE-2025-31324 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2025-04-29), indicating it is being actively exploited. 43 public proof-of-concept repositories are indexed.