CVE-2026-7413CRITICAL 9.8EPSS p43.0%
CVE-2026-7413CVE-2026-7413
Description
A hidden, persistent backdoor was found in Yarbo firmware v2.3.9 that provides remote, unauthenticated (or weakly authenticated) access to privileged functionality. The backdoor is undocumented, cannot be disabled via user-facing settings, and survives factory reset and ordinary firmware updates.
Scoring
| CVSS 3.1 | 9.8 (CRITICAL) |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 0.58% probability of exploitation · percentile 43.0% · 2026-06-19T12:03:05Z |
| Published | 2026-05-07 |
| Last modified | 2026-05-14 |
Underlying weaknesses· 1
References
1
| Type | Target | Confidence | Tier |
|---|---|---|---|
| Weakness | Hidden Functionalitycwe-912 | 0% | live |
Related by meaning· 6
Nearest entities by semantic similarity across the cs-graph corpus.