Handwriting-OCR handwriting-ocr-mcp-server upload_document index.ts fs.readFileSync path traversal
Priority MEDIUM 55CWE-22Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- —
- Confidentiality · integrity · availability
- Low · Low · Low
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA.
Summary
A security flaw has been discovered in Handwriting-OCR handwriting-ocr-mcp-server 0.1.0. Affected by this vulnerability is the function fs.readFileSync of the file src/index.ts of the component upload_document. Performing a manipulation of the argument File results in path traversal. Attacking locally is a requirement. The project was informed of the problem early through an issue report but has not responded yet.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00205 10th 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
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Handwriting-OCR | handwriting-ocr-mcp-server | 0.1.0 | — | No fix listed | CNA |
- handwriting-ocr-mcp-server VendorHandwriting-OCR Affected 0.1.0 Fixed in — No fix listed CNA
CPE names CNA · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:handwriting-ocr:handwriting-ocr-mcp-server:*:*:*:*:*:*:*:* | — | — | — |
- cpe:2.3:a:handwriting-ocr:handwriting-ocr-mcp-server:*:*:*:*:*:*:*:* Versions — — ·—
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-19372
- 2026-10-03 Alias added: GHSA-pxv6-pv74-gcg3
References
Sources
- CVE-2026-19372 · CVE Program
- CVE-2026-19372 · NVD
- FIRST EPSS
- GHSA-pxv6-pv74-gcg3 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences