EUVD-2026-57907
GHSA-gm8j-6gpx-2vcr
Severity by source
AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
Network-accessible, zero-auth SSRF with scope change enabling internal resource access; no availability impact and limited partial C/I align with SSRF class.
Primary rating from Vendor (Patchstack).
CVSS VectorVendor: Patchstack
Lifecycle Timeline
2DescriptionCVE.org
Unauthenticated Server Side Request Forgery (SSRF) in Gutenverse Companion <= 2.5.1 versions.
AnalysisAI
Unauthenticated SSRF in the Gutenverse Companion WordPress plugin (all versions through 2.5.1) allows remote unauthenticated attackers to induce the server to issue arbitrary HTTP requests to internal or external targets. The vulnerability carries a changed scope (S:C) in its CVSS vector, indicating potential for pivoting from the WordPress application layer to backend infrastructure. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | No authentication is required - the CVSS vector confirms PR:N and UI:N, meaning any network-reachable attacker can trigger the flaw against a default installation of the plugin. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 7.2 rating is supported by a network attack vector, low complexity, no privileges required, and no user interaction - all maximally permissive conditions. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | The primary remediation is to update the Gutenverse Companion plugin to a version beyond 2.5.1. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours, scan your WordPress infrastructure to identify all instances of Gutenverse Companion plugin and document current versions in use; simultaneously disable the plugin on all affected systems if replacement functionality exists or can be substituted. …
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External POC / Exploit Code
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