CVE-2026-29131 Vulnerability Analysis & Exploit Details

CVE-2026-29131
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-2026-29131 Details

Status: Received on 02 Apr 2026, 09:16 UTC

Published on: 02 Apr 2026, 09:16 UTC

CVSS Release:

CVE-2026-29131 Vulnerability Summary

CVE-2026-29131: SEPPmail Secure Email Gateway before version 15.0.3 allows attackers with a specially crafted email address to read the contents of emails encrypted for other users.

Assessing the Risk of CVE-2026-29131

Access Complexity Graph

The exploitability of CVE-2026-29131 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-2026-29131

No exploitability data is available for CVE-2026-29131.

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-2026-29131, 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-2026-29131, showing how Confidentiality, Integrity, and Availability might be affected if the vulnerability is exploited. Higher values usually signal greater potential damage.

  • Confidentiality: None
    CVE-2026-29131 does not compromise confidentiality.
  • Integrity: None
    CVE-2026-29131 does not impact data integrity.
  • Availability: None
    CVE-2026-29131 does not affect system availability.

CVE-2026-29131 References

External References

CWE Common Weakness Enumeration

CWE-90

CAPEC Common Attack Pattern Enumeration and Classification

  • LDAP Injection CAPEC-136 An attacker manipulates or crafts an LDAP query for the purpose of undermining the security of the target. Some applications use user input to create LDAP queries that are processed by an LDAP server. For example, a user might provide their username during authentication and the username might be inserted in an LDAP query during the authentication process. An attacker could use this input to inject additional commands into an LDAP query that could disclose sensitive information. For example, entering a * in the aforementioned query might return information about all users on the system. This attack is very similar to an SQL injection attack in that it manipulates a query to gather additional information or coerce a particular return value.

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