CVE-2025-27920

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CVSS v3.1

7.2

EPSS

1.80%

Published

May 5, 2025

Modified

Nov 5, 2025

CISA Known Exploited Vulnerability

Added: 2025-05-19 · Due: 2025-06-09

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Public PoC / Exploit (1)

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Links to public security research (Exploit-DB, Nuclei, Trickest, GitHub) for defensive use only.

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.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N

Weaknesses (CWE)

CWE-24

Affected Products (1)

srimax · output_messenger (up to 2.0.63)vulnerable

References (4)

https://www.outputmessenger.com/cve-2025-27920/

Vendor Advisory

https://www.srimax.com/products-2/output-messenger/

Product

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-27920

US Government Resource

https://www.microsoft.com/en-us/security/blog/2025/05/12/marbled-dust-leverages-zero-day-in-output-messenger-for-regional-espionage/

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