Unrestricted file upload in thiagoralves OpenPLC_v3
Priority MEDIUM 62CWE-434Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-434.
Summary
/edit-user in webserver in OpenPLC Runtime 3 through 9cd8f1b allows authenticated users to upload arbitrary files (such as .html or .svg), and these are then publicly accessible under the /static URI.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00272 19th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
No affected products listed by the sources yet.
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2025-54962
- 2026-10-03 Alias added: GHSA-5xhx-49mv-9j7j
References
More thiagoralves vulnerabilities
- TI-2026-49936 OpenPLC Runtime v3 Path Traversal in Structured Text FILE Directive Leading to Arbitrary File Write CVSS 3.1CRITICAL 9.9
Sources
- CVE-2025-54962 · CVE Program
- CVE-2025-54962 · NVD
- FIRST EPSS
- GHSA-5xhx-49mv-9j7j · GitHub Advisory Database · CC BY 4.0
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