01 Record
CVE-2025-27920
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
HighKEVPUBLISHEDCNA: mitre
CNA base score7.2 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
02 Description
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
03 Exploitation and scoring
- Exploitation
- Exploited in the wild. Listed in the CISA Known Exploited Vulnerabilities catalog on 2025-05-19. Federal remediation due 2025-06-09.
- SSVC decision
- ExploitationactiveCISA reports credible evidence of active exploitation.
- AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 1.86% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 79.0% of scored records. A rank, not a probability.
- NVD base score
- 8.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Analyzed. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2025-05-05 00:00Z1 YR AGO
- Last updated
- 2025-10-21 22:55Z1 YR AGO
- Reserved
- 2025-03-10
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- High (CVSS 7.2)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
- Weaknesses
- CWE-24Path Traversal: '../filedir'Variant
- Data version
- 5.1
- Document digest
- aee2e6d602aa2c5690e8adbf01c8f2d5bfb8be99c46fb12879d3c9e35db3d933
05 Affected products
VendorProductVersionsPlatforms
06 References
- www.srimax.comhttps://www.srimax.com/products-2/output-messenger/
- www.outputmessenger.comhttps://www.outputmessenger.com/cve-2025-27920/
- www.microsoft.comhttps://www.microsoft.com/en-us/security/blog/2025/05/12/marbled-dust-leverages-zero-day-in-output-messenger-for-regional-espionage/
- www.cisa.govhttps://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-27920