CVE-2021-38163
HighExploitedPublic exploitSAP NetWeaver (Visual Composer 7.0 RT) versions - 7.30, 7.31, 7.40, 7.50, without restriction, an attacker authenticated as a non-administrative user can upload a malicious file over a network and trigger its processing, which is capable of running operating system commands with…
Published Sep 14, 2021 · Updated Feb 25, 2026
Key Facts
Patch immediately- CVE-2021-38163 is a high-severity vulnerability (CVSS 8.8 v3.1) affecting Netweaver (Sap), SAP NetWeaver (Visual Composer 7.0 RT).
- It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Jun 9, 2022. Public exploit code is available.
- EPSS estimates a 37% probability of exploitation in the next 30 days.
- No fixed version is listed yet; check the vendor advisory for mitigations.
- Brandefense priority: patch immediately, because it is listed as exploited in the wild.
CVSS v3.1
8.8
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS (30-day exploit likelihood)
37%
Higher than 98.4% of all scored CVEs
Exploited in the wild
Yes
4 catalog listings
Public exploit code
Available
Proof-of-concept or weaponized module
Get the full CVE-2021-38163 brief as a PDF
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Description
SAP NetWeaver (Visual Composer 7.0 RT) versions - 7.30, 7.31, 7.40, 7.50, without restriction, an attacker authenticated as a non-administrative user can upload a malicious file over a network and trigger its processing, which is capable of running operating system commands with the privilege of the Java Server process. These commands can be used to read or modify any information on the server or shut the server down making it unavailable.
Known-Exploited Catalog Listings
| Catalog | Added | Remediation due | Ransomware use |
|---|---|---|---|
| CISA KEV | Jun 9, 2022 | Jun 30, 2022 | Not reported |
| Industry KEV feed | Jun 9, 2022 | Jun 30, 2022 | Not reported |
| CIRCL KEV | Jun 9, 2022 | Jun 30, 2022 | Not reported |
| ENISA EUVD | Jun 9, 2022 | n/a | Not reported |
Required action: Apply updates per vendor instructions.
Affected Products
5 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| NetweaverSap | 7.30, 7.31, 7.40, 7.50 | n/a |
| SAP NetWeaver (Visual Composer 7.0 RT) | >= 7.30 | n/a |
Timeline
Publicly disclosed
Sep 14, 2021
Added to CISA KEV
Jun 9, 2022
Added to Industry KEV feed
Jun 9, 2022
Added to CIRCL KEV
Jun 9, 2022
Added to ENISA EUVD
Jun 9, 2022
Last updated
Feb 25, 2026
Weakness Type
- CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
References
- advisoryhttps://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=585106405
- exploitVulnCheck exploitation report
- exploitVulnCheck exploitation report
- exploitVulnCheck exploitation report
- otherhttps://launchpad.support.sap.com/#/notes/3084487
FAQ
Common Questions.
SAP NetWeaver (Visual Composer 7.0 RT) versions - 7.30, 7.31, 7.40, 7.50, without restriction, an attacker authenticated as a non-administrative user can upload a malicious file over a network and trigger its processing, which is capable of running operating system commands with the privilege of the Java Server proces…
Affected: Netweaver (Sap) versions 7.30, 7.31, 7.40, 7.50; SAP NetWeaver (Visual Composer 7.0 RT) versions >= 7.30. The full list is in the CVE brief.
It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Jun 9, 2022.
Yes. It was added on Jun 9, 2022 with a federal remediation due date of Jun 30, 2022.
Public exploit code is available.
No fixed version is listed yet; check the vendor advisory for mitigations.
Brandefense priority: patch immediately, because it is listed as exploited in the wild.
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