peter bassill · operator
$ cve CVE-2025-42999 JSON

CVE-2025-42999 KEV

9.1
CRITICAL · CVSS 3.1 · EPSS 13.9% (pctl 96)

Patch first

On CISA KEV — known exploited in the wild, due 2025-06-05.

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.

Scoring

CVSS9.1 (CRITICAL, v3.1)
VectorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
EPSS13.87% — more likely to be exploited than 96% of all CVEs
WeaknessCWE-502
On CISA KEVyes — remediate by 2025-06-05
Public exploitnone known
Published2025-05-13
Last modified2026-08-11

CISA KEV

NameSAP NetWeaver Deserialization Vulnerability
Added2025-05-15
Due2025-06-05
Vendor / productSAP / NetWeaver
Ransomware useknown

Affected (1)

VendorProduct
sapnetweaver

References

→ the Explorer  ·  watch your stack  ·  NVD