CVE-2025-27920
HIGH CISA KEV EPSS 75.9%
Published May 5, 20251y ago · Modified Jun 17, 20262w ago
8.8 CVSS 3.1
Published May 5, 2025 1y ago
Last Modified Jun 17, 2026 2w ago
KEV Listed May 19, 2025 1y ago
KEV Due Jun 9, 2025 391d overdue
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 Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High
Threat Intelligence
CISA Known Exploited Overdue 391d
- Added
- May 19, 2025
- Due
- Jun 9, 2025
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
EPSS Exploit Probability
75.9% percentile
Exploit & Patch Status
Actively Exploited (KEV)
No Patch Available
Weaknesses 1
CWE-24
Affected Products 1
| Vendor | Product | Version | Range |
|---|---|---|---|
| srimax | output_messenger | * | <2.0.63 |
References 4
- cisa.gov https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-27920
- microsoft.com https://www.microsoft.com/en-us/security/blog/2025/05/12/marbled-dust-leverages-zero-day-in-output-messenger-for-regional-espionage/
- outputmessenger.com https://www.outputmessenger.com/cve-2025-27920/
- srimax.com https://www.srimax.com/products-2/output-messenger/
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.