SAP NetWeaver Unrestricted File Upload Vulnerability
SAP_SE — SAP NetWeaver (Visual Composer development server)
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 significantly affect the confidentiality, integrity, and availability of the targeted system.
10.0
99.4%
Vector breakdown
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- None
- User interaction
- None
- Scope
- Changed
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
- Published
- Apr 24, 2025
- Modified
- Feb 26, 2026
- Added to KEV
- Apr 29, 2025
- Federal patch due
- May 20, 2025
CISA 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.
Weakness classification
Proof-of-concept & exploitation references
Weaponization
Public repositories whose name or description references CVE-2025-31324, found via a live GitHub search at request time. These are community-sourced signals, not a verified working exploit - cross-check each one before relying on it, and treat higher star counts and recent activity as (weak) corroboration, not proof.
No public GitHub repositories referencing CVE-2025-31324 were found at last check. Absence here is not proof no exploit exists - see the references below for vendor advisories and write-ups.
References
Frequently asked questions
What is 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 significantly affect the confidentiality, integrity, and availability of the targeted system.
How severe is CVE-2025-31324?
CVE-2025-31324 has a CVSS base score of 10.0 out of 10 (CVSS 3.1).
Is CVE-2025-31324 actively exploited in the wild?
Yes. CVE-2025-31324 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added Apr 29, 2025, meaning CISA has confirmed evidence of active exploitation. It is also flagged as used in ransomware campaigns.
What is the EPSS score for CVE-2025-31324?
99.4% - meaning FIRST.org's EPSS model estimates a 99.4% probability this vulnerability will be exploited in the wild within 30 days (100% percentile among all scored CVEs).
Is there exploit tooling available for CVE-2025-31324?
Yes - a public Nuclei template referencing CVE-2025-31324 exist in public repositories we checked.
What type of vulnerability is CVE-2025-31324?
CVE-2025-31324 is classified under CWE-434 (CWE-434: Unrestricted Upload of File with Dangerous Type).
Cross-checked against
Impactr finds and proves whether CVE-2025-31324 - or flaws like it - are actually reachable in your own web apps and APIs, with a reproducible exploit as evidence.
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