CVE-2025-31324: SAP NetWeaver Unrestricted File Upload Vulnerability
Reference page built from the source records below, each shown as its source publishes it. Dataset version ref-78f4b4c25335, updated 2026-11-02T23:39:54.475Z.
CISA Known Exploited Vulnerabilities
- Name
- SAP NetWeaver Unrestricted File Upload Vulnerability
- Vendor
- SAP
- Product
- NetWeaver
- Added to the catalog
- 2025-04-29
- Due date for US federal agencies
- 2025-05-20
- Weaknesses
- CWE-434
- Catalog version
- 2026.10.30
SAP NetWeaver Visual Composer Metadata Uploader contains an unrestricted file upload vulnerability that allows an unauthenticated agent to upload potentially malicious executable binaries.
Required action (CISA)
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Ransomware use: CISA marks this vulnerability as known to be used in ransomware campaigns. CISA does not say which group used it.
Links in CISA's notes
Read on 2026-11-02T23:39:54.475Z under licence cisa-kev-cc0@b0067899 from https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json
NVD analysis
- Status
- Analyzed
- Published
- 2025-04-24T17:15:35.913
- Last modified
- 2026-08-04T05:16:34.557
- Weaknesses
- CWE-434
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.
| Metric | Score | Severity | Vector | Scored by |
|---|---|---|---|---|
| CVSS 3.1 | 10 | CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H | [email protected] (Secondary) |
| CVSS 3.1 | 9.8 | CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | [email protected] (Primary) |
References
- https://me.sap.com/notes/3594142 (Permissions Required)
- https://url.sap/sapsecuritypatchday (Vendor Advisory)
- https://onapsis.com/blog/active-exploitation-of-sap-vulnerability-cve-2025-31324/ (Third Party Advisory)
- https://www.bleepingcomputer.com/news/security/sap-fixes-suspected-netweaver-zero-day-exploited-in-attacks/ (Press/Media Coverage)
- https://www.theregister.com/2025/04/25/sap_netweaver_patch/ (Press/Media Coverage)
- https://onapsis.com/blog/active-exploitation-of-sap-vulnerability-cve-2025-31324/ (Third Party Advisory)
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-31324 (US Government Resource)
This product uses the NVD API but is not endorsed or certified by the NVD.
Read on 2026-11-02T23:42:22.836Z under licence nvd-api-terms-of-use@ff2a5288 from https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2025-31324
CVE record
- Title (CNA)
- Missing Authorization check in SAP NetWeaver (Visual Composer development server)
- Assigner
- sap
- State
- PUBLISHED
- Published
- 2025-04-24T16:50:27.706Z
- Updated
- 2026-08-04T03:55:48.709Z
- Problem types
- CWE-434: Unrestricted Upload of File with Dangerous Type
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.
References
Read on 2026-11-03T02:16:04.031Z under licence cve-terms-of-use@81bfa2f3 from https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2025/31xxx/CVE-2025-31324.json
Detection rules (SigmaHQ)
SigmaHQ rules whose own tags name this CVE. Each rule page shows the rule as its author published it.
- Suspicious Child Process of SAP NetWeaver (status experimental, level medium)
- Potential SAP NetWeaver Webshell Creation - Linux (status experimental, level medium)
- Potential Java WebShell Upload in SAP NetViewer Server (status experimental, level high)
- Suspicious Child Process of SAP NetWeaver - Linux (status experimental, level medium)
- Potential SAP NetWeaver Webshell Creation (status experimental, level medium)
- Potential SAP NetViewer Webshell Command Execution (status experimental, level high)
Defensive techniques (MITRE D3FEND)
D3FEND maps these defensive techniques to the weakness (CWE) that NVD lists for this CVE, through the digital artifacts the weakness affects. D3FEND does not say they stop this vulnerability.
CWE-434: Unrestricted Upload of File with Dangerous Type
- Harden: Software Update (acts on Software)
- Restore: Restore Software (acts on Software)
- Harden: Credential Scrubbing (acts on Subroutine)
- Harden: Variable Initialization (acts on Subroutine)
- Harden: Trusted Library (acts on Subroutine)
- Harden: Domain Logic Validation (acts on Subroutine)
- Isolate: Application-based Process Isolation (acts on Subroutine)
- Model: Software Inventory (acts on Software)
- Model: Asset Vulnerability Enumeration (acts on Software)
D3FEND ontology version 1.6.0.
Read on 2026-11-02T23:56:37.096Z under licence d3fend-terms-of-use@f98cbc7e from https://d3fend.mitre.org/api/weakness/cwe/CWE-434.json
MITRE D3FEND™ knowledge graph. © 2025 The MITRE Corporation.
"The MITRE Corporation (MITRE) hereby grants you a non-exclusive, royalty-free license to use D3FEND for research, development, and commercial purposes. Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy." Terms: https://d3fend.mitre.org/tou/
Sources and licences
CISA
Source: CISA Catalog of Known Exploited Vulnerabilities, version 2026.10.30, CC0 1.0. Use of this data does not imply endorsement by CISA or DHS.
National Vulnerability Database (NIST)
This product uses the NVD API but is not endorsed or certified by the NVD.
NVD API Terms of Use (NIST publications in the public domain, 17 U.S.C. 105)
CVE Program, The MITRE Corporation
Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation. CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy.
SigmaHQ
"Suspicious Child Process of SAP NetWeaver" by Elastic (idea), Swachchhanda Shrawan Poudel (Nextron Systems) (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules-emerging-threats/2025/Exploits/CVE-2025-31324/proc_creation_win_sap_netweaver_susp_child_process.yml.
Licensed under the Detection Rule License (DRL) 1.1: https://github.com/SigmaHQ/Detection-Rule-LicenseSigmaHQ
"Potential SAP NetWeaver Webshell Creation - Linux" by Elastic (idea), Swachchhanda Shrawan Poudel (Nextron Systems) (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules-emerging-threats/2025/Exploits/CVE-2025-31324/file_event_lnx_sap_netweaver_webshell_creation.yml.
Licensed under the Detection Rule License (DRL) 1.1: https://github.com/SigmaHQ/Detection-Rule-LicenseSigmaHQ
"Potential Java WebShell Upload in SAP NetViewer Server" by Swachchhanda Shrawan Poudel (Nextron Systems) (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules-emerging-threats/2025/Exploits/CVE-2025-31324/web_lnx_exploit_cve_2025_31324_sap_netviewer_webshell_uploaded.yml.
Licensed under the Detection Rule License (DRL) 1.1: https://github.com/SigmaHQ/Detection-Rule-LicenseSigmaHQ
"Suspicious Child Process of SAP NetWeaver - Linux" by Elastic (idea), Swachchhanda Shrawan Poudel (Nextron Systems) (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules-emerging-threats/2025/Exploits/CVE-2025-31324/proc_creation_lnx_sap_netweaver_susp_child_process.yml.
Licensed under the Detection Rule License (DRL) 1.1: https://github.com/SigmaHQ/Detection-Rule-LicenseSigmaHQ
"Potential SAP NetWeaver Webshell Creation" by Elastic (idea), Swachchhanda Shrawan Poudel (Nextron Systems) (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules-emerging-threats/2025/Exploits/CVE-2025-31324/file_event_win_sap_netweaver_webshell_creation.yml.
Licensed under the Detection Rule License (DRL) 1.1: https://github.com/SigmaHQ/Detection-Rule-LicenseSigmaHQ
"Potential SAP NetViewer Webshell Command Execution" by Swachchhanda Shrawan Poudel (Nextron Systems) (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules-emerging-threats/2025/Exploits/CVE-2025-31324/web_lnx_exploit_cve_2025_31324_sap_netviewer_webshell.yml.
Licensed under the Detection Rule License (DRL) 1.1: https://github.com/SigmaHQ/Detection-Rule-LicenseMITRE D3FEND
MITRE D3FEND™ knowledge graph. © 2025 The MITRE Corporation.
"The MITRE Corporation (MITRE) hereby grants you a non-exclusive, royalty-free license to use D3FEND for research, development, and commercial purposes. Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy." Terms: https://d3fend.mitre.org/tou/MITRE D3FEND Terms of Use (site + knowledge graph); source repo MIT
Cite this page
Dragons Eye Ransomware Tracker, "CVE-2025-31324: SAP NetWeaver Unrestricted File Upload Vulnerability",
entity page, dataset version ref-78f4b4c25335, updated 2026-11-02T23:39:54.475Z,
https://ransomware-tracker.com/cve/CVE-2025-31324 (accessed 2026-11-03).
Underlying source: CISA Catalog of Known Exploited Vulnerabilities, version 2026.10.30.
Underlying source: National Vulnerability Database (NIST), CVE API 2.0, record last modified 2026-08-04T05:16:34.557.
Underlying source: CVE List (CVE Program, The MITRE Corporation), record updated 2026-08-04T03:55:48.709Z.
Underlying source: SigmaHQ rule 5b304bcb-ac33-49d0-87af-fa1b3ca94333, commit ccbb0369507f796db0b0ae6854c8a2be471b9d84.
Underlying source: SigmaHQ rule 5b91409c-cb18-4ab6-ac75-c5759f998409, commit ccbb0369507f796db0b0ae6854c8a2be471b9d84.
Underlying source: SigmaHQ rule 639b893f-f93a-4e53-a7c8-f08cf73fe7f7, commit ccbb0369507f796db0b0ae6854c8a2be471b9d84.
Underlying source: SigmaHQ rule 69dea60b-2deb-4c9e-a685-ad542f4367f9, commit ccbb0369507f796db0b0ae6854c8a2be471b9d84.
Underlying source: SigmaHQ rule 86a7c91f-98c3-4f14-a58d-d989421e1234, commit ccbb0369507f796db0b0ae6854c8a2be471b9d84.
Underlying source: SigmaHQ rule 94e12f41-6cb3-45c5-97b1-c783a7bf2e72, commit ccbb0369507f796db0b0ae6854c8a2be471b9d84.
Underlying source: MITRE D3FEND, ontology version 1.6.0.
Pages change. The dataset version identifies the data, but no archive of old versions is kept, so this citation cannot be replayed later.