Description

Actors can use a maliciously crafted JavaScript object notation (JSON) web token (JWT) to perform privilege escalation by submitting the malicious JWT to a vulnerable method exposed on the cloud platform. If the exploit is successful, the user can escalate privileges to access any device managed by the

ABUP Cloud Update Platform.

Classification

CVE ID: CVE-2025-4692

CVSS Base Severity: MEDIUM

CVSS Base Score: 6.8

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:L

Affected Products

Vendor: ABUP

Product: ABUP IoT Cloud Platform

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.03% (probability of being exploited)

EPSS Percentile: 9.06% (scored less or equal to compared to others)

EPSS Date: 2025-06-11 (when was this score calculated)

References

https://nvd.nist.gov/vuln/detail/CVE-2025-4692
https://www.cisa.gov/news-events/ics-advisories/icsa-25-140-01

Timeline