CVSS 3.1
8.8 highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HCVE-2025-27920
High (8.8) in Srimax Output Messenger. In CISA KEV since 2025-05-19. EPSS 1.9% chance of exploitation in the next 30 days.
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.
Severity
- EPSS
- 1.9% chance of exploitation in the next 30 days; higher than 79% of CVEs (scores of 2026-10-31)
- CISA KEV
- listed 2025-05-19, due 2025-06-09
- CWE
- CWE-24
- Published
- Modified
- Record from
- the NVD, synced
Affected
- srimax:output_messenger
References
- https://www.outputmessenger.com/cve-2025-27920/
- https://www.srimax.com/products-2/output-messenger/
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-27920
- https://www.microsoft.com/en-us/security/blog/2025/05/12/marbled-dust-leverages-zero-day-in-output-messenger-for-regional-espionage/