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CVE-2026-2256
Command injection vulnerability in ModelScope's ms-agent
Medium6.5EPSS 1.7%
- Published
- Updated
- Reserved
- Assigned by
- certcc
Description
A command injection vulnerability in ModelScope's ms-agent versions v1.6.0rc1 and earlier exists, allowing an attacker to execute arbitrary operating system commands through crafted prompt-derived input.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | Medium6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N |
| NVDNVD · Awaiting Analysis | 3.1 | Medium6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N |
- EPSS (exploitation in 30 days)
- 1.7% · top 23% of all CVEs (5 Nov 2026)
- CISA SSVC
- Exploitation: poc · Automatable: yes · Technical impact: partial
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.5.
Weakness
- CWE-94 Improper Control of Generation of Code ('Code Injection')
- CWE-77 Improper Neutralization of Special Elements used in a Command ('Command Injection') (opens in a new tab)All about CWE-77 and its CVEs
Affected products
- affected ≤ v1.6.0rc1
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- PyPIms-agentGHSA-4gc2-344q-r2rw (opens in a new tab)
References (5)
- https://github.com/modelscope/ms-agent (opens in a new tab)
- https://www.hiddenlayer.com/research/indirect-prompt-injection-of-claude-computer-use (opens in a new tab)
- https://medium.com/@itamar.yochpaz/cve-2026-2256-from-ai-prompt-to-full-system-compromise-a4114c718326 (opens in a new tab)
- https://github.com/Itamar-Yochpaz/CVE-2026-2256-PoC (opens in a new tab)
- https://www.kb.cert.org/vuls/id/431821 (opens in a new tab)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-4gc2-344q-r2rw (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2026-2256)Record last updated .