CVE-2025-42928 | Deserialization Vulnerability in SAP jConnect - SDK for ASE

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.

Published: 2025-12-09 Last update: 2026-04-15 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2025-42928 is rated High Risk (66.4/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 1.98%). Mandatory action: High exploitation likelihood—assess exposure and prioritize remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2025-42928

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-05-19 1.35% 1.98% +0.64%
2 2026-05-08 0.92% 1.35% +0.42%
3 2026-05-07 0.92%

Full EPSS history (8 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2025-42928

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
9.1 3.1 CRITICAL
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:H)
They need powerful rights—admin, root, or similar—before this pays off.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:C)
Breaking this can reach past the original component and bite other resources—bigger blast radius.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
2.3 6.0 [email protected]

Weakness enumeration for CVE-2025-42928

Affected software / configurations for CVE-2025-42928

Vendor Product Version Raw CPE
No affected products in dataset.

References for CVE-2025-42928

cvelogic Threat Intelligence