Exploited vulnerability · CISA KEV
Yes. CVE-2025-27920, Srimax Output Messenger Directory Traversal Vulnerability, is being exploited in the wild. CISA added it to its Known Exploited Vulnerabilities catalog on 19 May 2025, 14 days after it was published. It affects Srimax Output Messenger. If you run it, CISA's required action is: 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 contains a directory traversal vulnerability that allows an attacker to access sensitive files outside the intended directory, potentially leading to configuration leakage or arbitrary file access.
| Vendor | Srimax (1 exploited CVE in KEV) |
| Product | Output Messenger |
| Vulnerability | Srimax Output Messenger Directory Traversal Vulnerability |
| Weakness | CWE-22 |
| Published | 5 May 2025 |
| Added to KEV | 19 May 2025 |
| Reported by (CNA) | mitre |
Yes. CISA added CVE-2025-27920 to the Known Exploited Vulnerabilities catalog on 19 May 2025, which means there is reliable evidence of exploitation in the wild.
CISA does not list known ransomware use for it. That can change, and exploitation alone is reason to fix it first.
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. Check Srimax's advisory for the fixed versions, and if you can't patch quickly, restrict access to the affected Output Messenger and watch it for signs of compromise.
Sources: CISA KEV (exploitation, ransomware use, required action, due date), the CVE record (publication date, CVSS, CNA), NVD and FIRST EPSS (live score). More: all KEV additions in May 2025 · act-now radar.
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