Remote Code Execution (RCE) via Server-Side Template Injection (SSTI)
Priority MEDIUM 41CWE-20Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA.
Summary
Lack of user input sanitisation in Open Notebook v1.8.3 allows the application user to execute Python code (and subsequently OS commands) on the docker container via Server-Side Template Injection (SSTI) for user-created transformations.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0023 13th 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
- None
- Automatable
- No
- Technical impact
- Total
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 |
|---|---|---|---|---|---|
| Open Notebook | Open Notebook | up to 1.8.3 | — | No fix listed | CNA |
- Open Notebook VendorOpen Notebook Affected up to 1.8.3 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:lfnovo:open-notebook:*:*:*:*:*:*:*:* | before 1.8.4 | Vulnerable | Open Notebook |
- cpe:2.3:a:lfnovo:open-notebook:*:*:*:*:*:*:*:* Versions before 1.8.4 Vulnerable ·Open Notebook
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-33587
- 2026-10-03 Alias added: GHSA-jqjr-j3vj-vwq3
References
More Open Notebook Open-notebook vulnerabilities
- TI-2026-22539 SurrealDB Injection on Open Notebook CVSS 4.0HIGH 8.7
- TI-2026-25971 Arbitrary File Read via Local File Inclusion (LFI) CVSS 4.0HIGH 8.2
- TI-2026-25970 Arbitrary file write through path traversal in Open Notebook CVSS 4.0HIGH 7.0
Sources
- CVE-2026-33587 · CVE Program
- CVE-2026-33587 · NVD
- FIRST EPSS
- GHSA-jqjr-j3vj-vwq3 · GitHub Advisory Database · CC BY 4.0
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