CVE-2025-27920

HIGH CISA KEV

CVSS v3

7.2

HIGH

EPSS Score

exploit probability

CISA KEV

Yes

known exploited

Exploitation

SSVC status

Description

Output Messenger before 2.0.63 was vulnerable to a directory traversal attack through improper file path handling. By using ../ sequences in parameters, attackers could access sensitive files outside the intended directory, potentially leading to configuration leakage or arbitrary file access.

CISA Known Exploited Vulnerability

Date Added
5/19/2025
Patch Due Date
6/9/2025
Required Action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Technical Details

CVSS v3 Vector
3.1
Published
5/5/2025
Last Modified
11/5/2025

Frequently Asked Questions

What is CVE-2025-27920?

Output Messenger before 2.0.63 was vulnerable to a directory traversal attack through improper file path handling. By using ../ sequences in parameters, attackers could access sensitive files outside the intended directory, potentially leading to configuration leakage or arbitrary file access.

Is CVE-2025-27920 actively exploited?

Yes. CVE-2025-27920 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 6/9/2025.

What is the CVSS score for CVE-2025-27920?

CVE-2025-27920 has a CVSS v3 base score of 7.2 (HIGH severity), with vector string 3.1.

Is CVE-2025-27920 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.