CVE-2025-42999
Act now ● On CISA KEV — actively exploited used in ransomware
Actively exploited — on the CISA KEV list.
CVSS base
9.1
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
EPSS — probability of exploitation (30 days)
13.9%
96.4th percentile
CISA KEV
Listed
Added 2025-05-15 · patch by 2025-06-05
Weakness / dates
CWE-502
Published 2025-05-13 · modified 2026-08-11
CVSS breakdown
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
| Attack Vector | N | Network |
| Attack Complexity | L | Low |
| Privileges Required | H | High |
| User Interaction | N | None |
| Scope | C | Changed |
| Confidentiality | H | High |
| Integrity | H | High |
| Availability | H | High |
Timeline
- 2025-05-13 — Published (NVD)
- 2025-05-15 — Added to CISA KEV (actively exploited)
- 2025-06-05 — CISA patch-by deadline
- 2026-08-11 — Last modified (NVD)
Description
SAP NetWeaver Visual Composer Metadata Uploader is vulnerable when a privileged user can upload untrusted or malicious content which, when deserialized, could potentially lead to a compromise of confidentiality, integrity, and availability of the host system.