6.7
MEDIUM CVSS 3.1
CVE-2026-34926
"Apex One Directory Traversal Vulnerability"
Description

A directory traversal vulnerability in the Apex One (on-premise) server could allow a pre-authenticated local attacker to modify a key table on the server to inject malicious code to deploy to agents on affected installations. This vulnerability is only exploitable on the on-premise version of Apex One and a potential attacker must have access to the Apex One Server and already obtained administrative credentials to the server via some other method to exploit this vulnerability.

INFO

Published Date :

May 21, 2026, 2:16 p.m.

Last Modified :

May 21, 2026, 3:05 p.m.

Remotely Exploit :

No
Affected Products

The following products are affected by CVE-2026-34926 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 MEDIUM 7f7bd7df-cffe-4fdb-ab6d-859363b89272
CVSS 3.1 MEDIUM [email protected]
CVSS 3.1 MEDIUM MITRE-CVE
Solution
Update Apex One (on-premise) to patch the directory traversal vulnerability.
  • Apply the latest Apex One security patches.
  • Ensure administrative access to the server is restricted.
  • Monitor server for unauthorized modifications.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-34926.

URL Resource
https://jvn.jp/en/vu/JVNVU90583059/
https://success.trendmicro.com/en-US/solution/KA-0023430
https://success.trendmicro.com/ja-JP/solution/KA-0022974
https://www.jpcert.or.jp/english/at/2026/at260014.html
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-34926 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-34926 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-34926 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-34926 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    May. 21, 2026

    Action Type Old Value New Value
    Added Description A directory traversal vulnerability in the Apex One (on-premise) server could allow a pre-authenticated local attacker to modify a key table on the server to inject malicious code to deploy to agents on affected installations. This vulnerability is only exploitable on the on-premise version of Apex One and a potential attacker must have access to the Apex One Server and already obtained administrative credentials to the server via some other method to exploit this vulnerability.
    Added CVSS V3.1 AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:L/A:L
    Added CWE CWE-23
    Added Reference https://jvn.jp/en/vu/JVNVU90583059/
    Added Reference https://success.trendmicro.com/en-US/solution/KA-0023430
    Added Reference https://success.trendmicro.com/ja-JP/solution/KA-0022974
    Added Reference https://www.jpcert.or.jp/english/at/2026/at260014.html
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.