CVE-2016-20086

Vembu StoreGrid 4.0 Unquoted Service Path Privilege Escalation

CVSS 8.5 HIGHEPSS 0.1%CWE-428

Vexday Risk Score

41Attention

SSVC decision (CISA)

Attend

PoC available → attend closely

CVSS 8.5EPSS 0.1%KEV nãoPoC públicaNuclei —Metasploit —Patch —

Lifecycle

19 Jun 2026Published on NVD

Recommendation: Plan a near-term fix — a public PoC already exists.

Vembu StoreGrid 4.0 contains an unquoted service path vulnerability in the RemoteBackup and RemoteBackup_webServer services that allows local attackers to escalate privileges. Attackers can place a malicious executable in the unquoted path and restart the service to execute code with LocalSystem privileges.

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

Affected products

Vembu · Vembu StoreGrid

public PoCs found — 1

cve_referencewww.exploit-db.com/exploits/40582unverified

⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

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References

https://www.exploit-db.com/exploits/40582 https://www.vulncheck.com/advisories/vembu-storegrid-unquoted-service-path-privilege-escalation