CVE-2026-39686 Vulnerability Analysis & Exploit Details

CVE-2026-39686
Vulnerability Scoring

Analysis In Progress
Analysis In Progress

Attack Complexity Details

  • Attack Complexity:
    Attack Complexity Analysis In Progress
  • Attack Vector:
    Attack Vector Under Analysis
  • Privileges Required: None
    No authentication is required for exploitation.
  • Scope:
    Impact is confined to the initially vulnerable component.
  • User Interaction: None
    No user interaction is necessary for exploitation.

CVE-2026-39686 Details

Status: Awaiting Analysis

Published on: 08 Apr 2026, 09:16 UTC

CVSS Release:

CVE-2026-39686 Vulnerability Summary

CVE-2026-39686: Exposure of Sensitive System Information to an Unauthorized Control Sphere vulnerability in bannersky BSK PDF Manager bsk-pdf-manager allows Retrieve Embedded Sensitive Data.This issue affects BSK PDF Manager: from n/a through <= 3.7.2.

Assessing the Risk of CVE-2026-39686

Access Complexity Graph

The exploitability of CVE-2026-39686 depends on two key factors: attack complexity (the level of effort required to execute an exploit) and privileges required (the access level an attacker needs).

Exploitability Analysis for CVE-2026-39686

No exploitability data is available for CVE-2026-39686.

Understanding AC and PR

A lower complexity and fewer privilege requirements make exploitation easier. Security teams should evaluate these aspects to determine the urgency of mitigation strategies, such as patch management and access control policies.

Attack Complexity (AC) measures the difficulty in executing an exploit. A high AC means that specific conditions must be met, making an attack more challenging, while a low AC means the vulnerability can be exploited with minimal effort.

Privileges Required (PR) determine the level of system access necessary for an attack. Vulnerabilities requiring no privileges are more accessible to attackers, whereas high privilege requirements limit exploitation to authorized users with elevated access.

CVSS Score Breakdown Chart

Above is the CVSS Sub-score Breakdown for CVE-2026-39686, illustrating how Base, Impact, and Exploitability factors combine to form the overall severity rating. A higher sub-score typically indicates a more severe or easier-to-exploit vulnerability.

CIA Impact Analysis

Below is the Impact Analysis for CVE-2026-39686, showing how Confidentiality, Integrity, and Availability might be affected if the vulnerability is exploited. Higher values usually signal greater potential damage.

  • Confidentiality: None
    CVE-2026-39686 does not compromise confidentiality.
  • Integrity: None
    CVE-2026-39686 does not impact data integrity.
  • Availability: None
    CVE-2026-39686 does not affect system availability.

CVE-2026-39686 References

External References

CWE Common Weakness Enumeration

CWE-497

CAPEC Common Attack Pattern Enumeration and Classification

  • Web Application Fingerprinting CAPEC-170 An attacker sends a series of probes to a web application in order to elicit version-dependent and type-dependent behavior that assists in identifying the target. An attacker could learn information such as software versions, error pages, and response headers, variations in implementations of the HTTP protocol, directory structures, and other similar information about the targeted service. This information can then be used by an attacker to formulate a targeted attack plan. While web application fingerprinting is not intended to be damaging (although certain activities, such as network scans, can sometimes cause disruptions to vulnerable applications inadvertently) it may often pave the way for more damaging attacks.
  • System Location Discovery CAPEC-694 An adversary collects information about the target system in an attempt to identify the system's geographical location. Information gathered could include keyboard layout, system language, and timezone. This information may benefit an adversary in confirming the desired target and/or tailoring further attacks.

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