What is CVE-2026-22676?

CVE-2026-22676 is a high-severity vulnerability in Barracuda Networks Rmm, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 7.8/10. Published 2026-04-15.

How severe is CVE-2026-22676?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Barracuda Networks Rmm

CVE-2026-22676

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. Attac…

EPSS: 0.000 (3.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Barracuda Networks Rmm — versions 0

Weakness classification (CWE)

CWE-732 — Incorrect Permission Assignment for Critical Resource

References

download.mw-rmm.barracudamsp.com/PDF/2025.2.2/RN_BRMM_2025.2.2_EN.pdf (vendor-advisory, patch)
www.vulncheck.com/advisories/barracuda-rmm-privilege-escalation-via-insecure-di… (third-party-advisory)

Frequently asked questions

What is CVE-2026-22676?: CVE-2026-22676 is a high-severity vulnerability in Barracuda Networks Rmm, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 7.8/10. Published 2026-04-15.
How severe is CVE-2026-22676?: High severity. CVSS v3 base score is 7.8 out of 10.