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

criticalknown exploitedCVE-2025-27920
Actively exploited. At least one CVE in this advisory is listed in the CISA Known Exploited Vulnerabilities catalog — exploitation has been observed in the wild. Treat remediation as urgent.
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.

CSIRTS triage

vendor: Srimaxproduct: Output MessengerPath traversal
What
A directory traversal vulnerability allows access to sensitive files outside the intended directory.
Who is affected
Users of Srimax Output Messenger who have the vulnerable version deployed.
Urgency
Immediate action is required as the vulnerability is actively exploited and classified as critical.
Action
Update to the latest version of Output Messenger to mitigate the issue.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source
CISA Known Exploited Vulnerabilities (US · database · site)
Severity
critical
Published
2025-05-19
Exploitation
Observed in the wild (CISA KEV)

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2025-27920

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2025-27920coverage & exploitation statusNVD · CVE.org

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