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Fencer Vulns
critical 9.1

CVE-2025-42928 json

Deserialization Vulnerability in SAP jConnect - SDK for ASE

published 2025-12-09 11 mo ago modified 2026-10-07 32 d ago also EUVD-2025-201844

cvss
9.1
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
9.5%
EPSS 9.5% chance of exploitation in 30 days, percentile 95%
public exploits
0
none known

Summary

Under certain conditions, a high privileged user could exploit a deserialization vulnerability in SAP jConnect to launch remote code execution. The system may be vulnerable when specially crafted input is used to exploit the vulnerability resulting in high impact on confidentiality, integrity and availability of the system.

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
10 mo ago

Exploit prediction

9.48% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 9.1 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Affected products

  • SAP_SE SAP jConnect - SDK for ASE

Classification

Weakness
  • CWE-502 Deserialization of Untrusted Data

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.