CVE-2025-31324Missing Authorization check in SAP NetWeaver (Visual Composer development server)
- 10.0CriticalCVSS base score
- 99.5%Exploitation in 30 daysEPSS · top 0.1% of all CVEs
- YesKnown exploitedin CISA's KEV since 29 Apr 2025
- 1Public exploitsMetasploit, Nuclei and Exploit-DB
Description
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.
Exploited in the wild
CISA lists this vulnerability in its Known Exploited Vulnerabilities catalog as SAP NetWeaver Unrestricted File Upload Vulnerability.
- Added
- 29 Apr 2025
- Fix due (US federal)
- 20 May 2025
- Used by ransomware
- Known
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
ENISA's EU Vulnerability Database lists it as exploited, from CISA's KEV, since 29 Apr 2025.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list a Nuclei template for it. CISA's SSVC rates its exploitation: it is being exploited.
Show the exploits1
Nuclei templates1 template
- SAP NetWeaver Visual Composer Metadata Uploader - Deserialization (Nuclei template) (opens in a new tab)
http/cves/2025/CVE-2025-31324.yamlSeverity critical
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By sap
- 28 days later
· 28 days later
Published
- 5 days later
· 5 days later
Added to CISA KEV
Known exploited, also by ransomware
- 15 months later
· 15 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| sapCNA (assigner) | 3.1 | Critical10.0 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H |
| NVDNVD · Analyzed | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 99.5% · top 0.1% of all CVEs (12 Nov 2026)
- CISA SSVC
- Exploitation: active · Automatable: yes · Technical impact: total
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 10.0.
Affected products
SAP_SE · SAP NetWeaver (Visual Composer development server)
- affected VCFRAMEWORK 7.50
References
References6
- https://me.sap.com/notes/3594142 (opens in a new tab)
- https://url.sap/sapsecuritypatchday (opens in a new tab)
- https://onapsis.com/blog/active-exploitation-of-sap-vulnerability-cve-2025-31324/ (opens in a new tab)technical-description
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-31324 (opens in a new tab)government-resource
- https://www.theregister.com/2025/04/25/sap_netweaver_patch/ (opens in a new tab)
- https://www.bleepingcomputer.com/news/security/sap-fixes-suspected-netweaver-zero-day-exploited-in-attacks/ (opens in a new tab)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- CISA KEV catalog (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2025-11987 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2025-31324)Record last updated .