Arbitrary Code Injection Affecting megatron-bridge package, versions [,0.3.0)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published22 Feb 2026
- disclosed18 Feb 2026
- creditTencentAISec
Introduced: 18 Feb 2026
CVE-2025-33240 (opens in a new tab)How to fix?
Upgrade megatron-bridge to version 0.3.0 or higher.
Overview
megatron-bridge is a Megatron Bridge: Training Recipes for Megatron-based LLM and VLM models
Affected versions of this package are vulnerable to Arbitrary Code Injection via the data shuffling tutorial process. An attacker can execute arbitrary code, escalate privileges, disclose sensitive information, and tamper with data by providing malicious input.