Critical 9.3Published Apr 14, 2026

CVE-2026-5752CVE-2026-5752

Updated under an hour ago (Oct 26, 2026, 5:30 AM ET)

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It affects cohere-terrarium. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Exploited in the last 30 days

Sandbox Escape Vulnerability in Terrarium allows arbitrary code execution with root privileges on a host process via JavaScript prototype chain traversal.

CVSS: 9.3 CRITICAL (v3.1, CISA ADP)CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Weakness (CWE): CWE-94, CWE-400, CWE-284
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: certcc
NVD analysis: Awaiting Analysis
Record last updated: Apr 23, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Cohere cohere-terrarium cohere:terrarium (from the name)	1.0.1	CNA record

References

https://kb.cert.org/vuls/id/414811
https://github.com/cohere-ai/cohere-terrarium
https://www.kb.cert.org/vuls/id/414811

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.