Vulnerability · Published Apr 14, 2026 · Assigned by certcc
CVE-2026-5752CVE-2026-5752
Critical 9.3
In plain English
A critical-severity security flaw in cohere-terrarium from Cohere. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 11% of all known vulnerabilities).
Severity (CVSS 3.1)9.3Critical
Exploit odds (30 days)0.2%top 88.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Sandbox Escape Vulnerability in Terrarium allows arbitrary code execution with root privileges on a host process via JavaScript prototype chain traversal.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Cohere | cohere-terrarium | 1.0.1 |