CrowdSec
4/10CrowdSec Score

Jira - Path Traversal (CVE-2023-26255)

Published on28-02-2023
First seen on07-05-2025
CVSS 7.5/10Atlassian - Jira

142Exploiting IPs reported

An unauthenticated path traversal vulnerability affects the "STAGIL Navigation for Jira - Menu & Themes" plugin before 2.0.52 for Jira. By modifying the fileName parameter to the snjCustomDesignConfig endpoint, it is possible to traverse and read the file system.

CrowdSec analysis

CVE-2023-26255 is a path traversal vulnerability affecting the "STAGIL Navigation for Jira - Menu & Themes" plugin. An attacker can exploit this weakness to read arbitrary files on the system by manipulating requests to a specific plugin endpoint.

CrowdSec has been tracking this vulnerability and its exploits since 7th of May 2025.

Insights from the CrowdSec network reveal that the attackers trying to exploit CVE-2023-26255 are composed of a fairly even mix of opportunistic and targeted actors. Some attackers employ preliminary reconnaissance, while others use indiscriminate scanning. Data from the CrowdSec community also indicates a gradual decrease in attacks targeting CVE-2023-26255. While still present in the wild, exploitation levels have dropped noticeably week-over-week. This may signal that the vulnerability is becoming less relevant or that defenses are improving fast enough for attackers to lose interest.

Detected exploitation attempts typically target URLs containing /plugins/servlet/snjcustomdesignconfig.

Exploitation

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Detected IPs

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Protection

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Blocklist

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