Remote Code Execution (RCE) vulnerability exists in Zepl Notebooks all previous versions…
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
Remote Code Execution (RCE) vulnerability exists in Zepl Notebooks all previous versions before October 25 2021. Users can register for an account and are allocated a set number of credits to try the product. Once users authenticate, they can proceed to create a new organization by which additional users can be added for various collaboration abilities, which allows malicious user to create new Zepl Notebooks with various languages, contexts, and deployment scenarios. Upon creating a new notebook with specially crafted malicious code, a user can then launch remote code execution.
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-42950
- 2026-10-03 Alias added: GHSA-7ph8-5x4r-6px3
References
More Zepl vulnerabilities
- TI-2021-19052 Zepl Notebooks before 2021-10-25 are affected by a sandbox escape vulnerability. CVSS 3.1CRITICAL 9.9
Sources
- CVE-2021-42950 · CVE Program
- CVE-2021-42950 · NVD
- FIRST EPSS
- GHSA-7ph8-5x4r-6px3 · GitHub Advisory Database · CC BY 4.0
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