CVE-2025-27920: Srimax Output Messenger Directory Traversal Vulnerability

CISA Known Exploited Vulnerability (KEV)

Description

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.

Required action (CISA)

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

Notes

https://www.outputmessenger.com/cve-2025-27920/ ; https://nvd.nist.gov/vuln/detail/CVE-2025-27920

Weakness behind it

CISA records this vulnerability as an instance of CWE-22. From there the chain continues into CAPEC attack patterns and ATT&CK techniques, all inside this corpus.

References

• NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-27920
• KEV catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog