CVE-2026-84742 Vulnerability Analysis & Exploit Details

CVE-2026-84742
Vulnerability Scoring

2.7
/10
Low Risk

Security experts classify CVE-2026-84742 as a minor vulnerability with limited consequences.

Attack Complexity Details

  • Attack Complexity: Low
    Exploits can be performed without significant complexity or special conditions.
  • Attack Vector: Network
    Vulnerability is exploitable over a network without physical access.
  • Privileges Required: High
    High-level privileges are required for exploitation.
  • Scope: Unchanged
    Exploit remains within the originally vulnerable component.
  • User Interaction: None
    No user interaction is necessary for exploitation.

CVE-2026-84742 Details

Status: Deferred

Published on: 23 Sep 2026, 06:17 UTC

CVSS Release: version 3

CVSS3 Source

134c704f-9b21-4f2e-91b3-4a467353bcc0

CVSS3 Type

Secondary

CVSS3 Vector

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

CVE-2026-84742 Vulnerability Summary

CVE-2026-84742: The Events Calendar WordPress plugin before 6.17.5 does not check the capability required to publish content before creating or updating it through its REST API, allowing users with a role that cannot normally publish, such as contributor, to publish content directly and bypass editorial review.

Assessing the Risk of CVE-2026-84742

Access Complexity Graph

The exploitability of CVE-2026-84742 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-2026-84742

The exploitability of CVE-2026-84742 is influenced by multiple factors. Security teams should analyze system configurations and apply appropriate countermeasures to mitigate threats.

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-2026-84742, 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-2026-84742, showing how Confidentiality, Integrity, and Availability might be affected if the vulnerability is exploited. Higher values usually signal greater potential damage.

  • Confidentiality: None
    CVE-2026-84742 has no significant impact on data confidentiality.
  • Integrity: Low
    Exploiting CVE-2026-84742 may cause minor changes to data without severely impacting its accuracy.
  • Availability: None
    CVE-2026-84742 does not impact system availability.

CVE-2026-84742 References

External References

CWE Common Weakness Enumeration

CWE-863

Protect Your Infrastructure against CVE-2026-84742: Combat Critical CVE Threats

Stay updated with real-time CVE vulnerabilities and take action to secure your systems. Enhance your cybersecurity posture with the latest threat intelligence and mitigation techniques. Develop the skills necessary to defend against CVEs and secure critical infrastructures. Join the top cybersecurity professionals safeguarding today's infrastructures.

Other 5 Recently Published CVEs Vulnerabilities

  • CVE-2026-97863 – The cisco_firesight_manager_ACL_rule_export module in misp-modules generates a shell script (.sh) that authenticates to and calls the Cisco fireSIG...
  • CVE-2026-92573 – Improper handling of compressed data in the shared GZIP decompressor used for AMQP 0-8/0-9/0-9-1 and AMQP 0-10 message delivery, message conversion...
  • CVE-2026-92564 – A pre-authentication attacker could leverage type nesting to cause a StackOverflowError potentially leading to denial of service. This issue affec...
  • CVE-2026-92560 – A pre-authentication attacker could leverage type size/count handling to cause excessive allocation leading to potential denial of service. This i...
  • CVE-2026-92550 – A pre-authentication attacker could leverage type size/count handling to cause excessive allocation leading to potential denial of service. This i...