CVE-2025-8590

High

Published: 03 February 2026

Published

03 February 2026

Modified

15 April 2026

KEV Added

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Patch

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CVSS Score 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS Score 0.0002 4.0th percentile

Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-8590 is a high-severity Exposure of Sensitive Information to an Unauthorized Actor (CWE-200) vulnerability in Gov (inferred from references). Its CVSS base score is 7.5 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 4.0th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

Threat & Defense at a Glance

What attackers do: exploitation maps to Exploit Public-Facing Application (T1190) and 2 other techniques.

Threat & Defense Details

Likely Mitigating ControlsAI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

AC-15 Automated Marking

addresses: CWE-200

Automated marking applies security attributes to system outputs, making it harder for attackers to exploit unmarked sensitive information leading to unauthorized exposure.

AC-16 Security and Privacy Attributes

addresses: CWE-200

Proper attribute retention and permitted-value enforcement limits unauthorized actors from accessing sensitive information lacking correct labels.

AC-20 Use of External Systems

addresses: CWE-200

Prevents unauthorized exposure of sensitive information by prohibiting untrusted external systems from processing or storing it.

AC-21 Information Sharing

addresses: CWE-200

By enforcing authorization matching prior to sharing, the control reduces the risk of exposing sensitive information to unauthorized actors.

AC-22 Publicly Accessible Content

addresses: CWE-200

Review and removal of nonpublic information from publicly accessible systems directly prevents exposure of sensitive data to unauthorized actors.

AC-23 Data Mining Protection

addresses: CWE-200

Data mining protection mechanisms detect and block unauthorized bulk extraction of sensitive data, directly mitigating exposure to unauthorized actors.

AT-2 Literacy Training and Awareness

addresses: CWE-200

Literacy training teaches users to recognize and avoid actions that result in unauthorized exposure of sensitive information.

AT-4 Training Records

addresses: CWE-200

Retaining and monitoring training records confirms personnel have completed privacy and security awareness training on handling sensitive data, reducing the chance of unauthorized exposure due to lack of knowledge.

MITRE ATT&CK Enterprise TechniquesAI

T1190 Exploit Public-Facing Application Initial Access

Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.

attack.mitre.org →

T1083 File and Directory Discovery Discovery

Adversaries may enumerate files and directories or may search in specific locations of a host or network share for certain information within a file system.

attack.mitre.org →

T1005 Data from Local System Collection

Adversaries may search local system sources, such as file systems, configuration files, local databases, virtual machine files, or process memory, to find files of interest and sensitive data prior to Exfiltration.

attack.mitre.org →

Why these techniques?

Directory indexing exposure on public-facing app directly enables remote unauth file/dir access (T1190 initial exploitation) and trivial file/directory discovery plus data collection from the system (T1083/T1005).

Confidence: HIGH · MITRE ATT&CK Enterprise v18.1

NVD Description

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in AKCE Software Technology R&D Industry and Trade Inc. SKSPro allows Directory Indexing.This issue affects SKSPro: through 07012026.

Deeper analysisAI

CVE-2025-8590 is an Exposure of Sensitive Information to an Unauthorized Actor vulnerability in SKSPro software from AKCE Software Technology R&D Industry and Trade Inc., stemming from directory indexing. This flaw affects SKSPro versions through 07012026 and is classified under CWE-200, with a CVSS v3.1 base score of 7.5 (AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).

Remote attackers can exploit this vulnerability over the network with low attack complexity, requiring no privileges, authentication, or user interaction. Exploitation enables unauthorized actors to access sensitive information disclosed via directory indexing, resulting in high confidentiality impact without affecting integrity or availability.

Mitigation guidance is available in the advisory published by USOM at https://www.usom.gov.tr/bildirim/tr-26-0011.