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Wgstart

CVE-2026-30403

high

There is an arbitrary file read vulnerability in the test connection function of backend database management in wgcloud v3.6.3 and before, which can be used to read any file on the victim's server.

7.5
cvss high
common vulnerability scoring system v3.1. measures intrinsic severity on a 0-10 scale.
epss 0.0005
exploitation prediction scoring system. probability this vulnerability will be exploited in the wild in the next 30 days.
kev no
cisa known exploited vulnerabilities catalog. confirmed active exploitation.
CVSS 3.1 Common Vulnerability Scoring System v3.1
7.5 / 10
HIGH
exploitability
Attack Vector
Network
Attack Vector (AV:N): exploitable remotely over the network — most dangerous. no physical or adjacent access needed.
Attack Complexity
Low
Attack Complexity (AC:L): no special conditions needed. attack can be reliably reproduced.
Privileges Required
None
Privileges Required (PR:N): no authentication needed. any anonymous attacker can exploit this.
User Interaction
None
User Interaction (UI:N): no victim action needed. fully exploitable without user interaction.
impact
Scope
Unchanged
Scope (S:U): impact limited to the vulnerable component.
Confidentiality
High
Confidentiality (C:H): total information disclosure. attacker gains access to all data within the component.
Integrity
None
Integrity (I:N): no integrity impact.
Availability
None
Availability (A:N): no availability impact.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
exploit detect attrib advisory media timeline
activity density
rdintel assessment
32 threat composite score from 15+ signals including exploitation status, epss probability, detection coverage, and community attention. 0-100 scale.

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