CVE-2025-27920 kev in the critical feed json
Output Messenger before 2.0.63 was vulnerable to a directory traversal attack through improper file path handling.
published 2025-05-05 18 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-13464
- cvss
- 7.2
- version 3.1, CNA
- cisa kev
- Exploited
- added 2025-05-19
- epss
- 1.9%
- EPSS 1.9% chance of exploitation in 30 days, percentile 79%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
cisa 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.
- Srimax Output Messenger 2.0.63
Timeline
- Published
- Added to CISA KEV
- CISA patch deadline
- CISA SSVC: exploitation active
Known exploited
- Added
- 17 mo ago
- Patch by
- 2025-06-09 (17 mo ago)
- Ransomware
- Not known
- 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.
- Vendor, product
- Srimax, Output Messenger
- CISA name
- Srimax Output Messenger Directory Traversal Vulnerability
CISA SSVC
- Exploitation
- Active, exploited in the wild
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 14 mo ago
Exploit prediction
1.90% chance of exploitation in the next 30 days, higher than 79% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 7.2 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N |
| NVD | 3.1 | 8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Affected products
- Srimax Output Messenger
Classification
- Weakness
-
- CWE-24 Path Traversal: '../filedir'
References
-
outputmessenger.com
/cve-2025-27920/
vendor-advisory
-
srimax.com
/products-2/output-messenger/
product
-
microsoft.com
/en-us/security/blog/2025/05/12/marbled-dust-leverages-zero-day-in-output-messenger-for-regional-espionage/
third-party-advisory, mitigation
-
cisa.gov
/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-27920
government-resource, us-government-resource
Sources
- CVE List CVE-2025-27920
- NVD CVE-2025-27920
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.