CVE-2025-5087NVD

Vulnerability Summary

Kaleris NAVIS N4 ULC (Ultra Light Client) communicates insecurely using zlib-compressed data over HTTP. An attacker capable of observing network traffic between Ultra Light Clients and N4 servers can extract sensitive information, including plaintext credentials.

Severity Level

MEDIUM(6.0)

Published Date

Jun 24, 2025

Last Modified

Jun 26, 2025

Exploitation Status

No confirmed exploitation yet

EPSS Score (30-Day)

Data Pending

Root Weakness (CWE)

CWE-319: Unknown/Unlisted Weakness ↗

Refer to the official MITRE database for detailed architectural specifications regarding this weakness.

CVSS v4.0 Base Metrics — Score 6.0 (MEDIUM)

Attack VectorNetwork

Attack ComplexityHigh

Attack RequirementsNone

Privileges RequiredNone

User InteractionPassive

Confidentiality (Vulnerable System)High

Integrity (Vulnerable System)None

Availability (Vulnerable System)None

Confidentiality (Subsequent System)None

Integrity (Subsequent System)None

Availability (Subsequent System)None

Affected & Patched Versions

Affected Versions

Not provided by NVD for this CVE.

Patched Versions

Not provided by NVD for this CVE.

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