# CVE-2024-55550: Mitel MiCollab Path Traversal Vulnerability

Source: https://junglewise.ai/threats/cve-2024-55550-mitel-micollab-path-traversal-vulnerability  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2025-01-07. Updated: 2026-05-09  
License: CC BY 4.0 with a link back

CVE-2024-55550 · Severity: critical · CVSS 4.4 · Exploited in the wild · Published 2025-01-07

Mitel MiCollab contains a path traversal vulnerability due to insufficient input sanitization. An authenticated attacker with administrative privileges can exploit this to read local files, potentially accessing non-sensitive system information or resources constrained to the admin level.

Technologies: [Mitel MiCollab](https://junglewise.ai/threats/technologies/micollab), [Mitel MiVoice Business Express](https://junglewise.ai/threats/technologies/mivoice-business-express). Vendors: [Mitel](https://junglewise.ai/threats/vendors/mitel).

## Quick answers

**Is CVE-2024-55550 exploited in the wild?** Yes. CVE-2024-55550 is known to be exploited in the wild, first recorded on 7 January 2025. Treat it as urgent.

**How severe is CVE-2024-55550?** Critical severity, with a CVSS score of 4.4, published 7 January 2025.

**Which products and versions are affected?** Mitel MiCollab through 9.8 SP2 (up to and including 9.8.1.201).

**Is there a fix for CVE-2024-55550?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2024-55550 attacked?** It is attacked over the network or with local access, in a network appliance.

**Am I affected by CVE-2024-55550?** Check whether you run Mitel MiCollab or Mitel MiVoice Business Express. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Affected products

- Mitel MiCollab through 9.8 SP2 (up to and including 9.8.1.201)

## Timeline

- 2024-12-10: disclosed: Initial NVD publication and vendor advisory release.
- 2025-01-07: kev added: Added to CISA Known Exploited Vulnerabilities (KEV) catalog.
- 2025-01-07: exploited: Confirmed as exploited in the wild by CISA.

## Related threats

- [Mitel MiCollab Path Traversal Vulnerability](https://junglewise.ai/threats/cve-2024-41713-mitel-micollab-path-traversal-vulnerability)
- [MiCollab, MiVoice Business Express Access Control Vulnerability](https://junglewise.ai/threats/cve-2022-26143-micollab-mivoice-business-express-access-control-vulnerability)