EUVD-2026-66817
GHSA-xxfv-g3w7-h5pg
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Network-reachable, unauthenticated, low-complexity SSRF gives high confidentiality (internal/metadata disclosure); integrity lowered to I:L since download-based SSRF rarely alters server state directly, and no availability impact.
Primary rating from Vendor (mitre).
CVSS VectorVendor: mitre
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Lifecycle Timeline
3DescriptionCVE.org
Zyplayer-Doc <=1.0.0 is vulnerable to Server-Side Request Forgery (SSRF) via WikiPageWebService.download().
AnalysisAI
Server-side request forgery in Zyplayer-Doc version 1.0.0 and earlier lets remote unauthenticated attackers coerce the server into issuing arbitrary outbound requests through the WikiPageWebService.download() function. Because the wiki page download feature fetches attacker-controlled URLs without validation, an attacker can reach internal-only services, cloud metadata endpoints, and other back-end systems the server can see. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires that the vulnerable WikiPageWebService.download() functionality be reachable by the attacker on a Zyplayer-Doc <=1.0.0 instance; the CVSS vector is AV:N/AC:L/PR:N/UI:N, indicating no authentication and no user interaction are needed against a network-exposed instance. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | Signals are mixed but lean toward elevated concern. … 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 | No vendor-released patch or fixed version is identified in the available data, and affected versions are recorded only as <=1.0.0, so upgrading to a confirmed fixed release cannot be cited here - monitor the project's repository and the NVD/VulDB advisories for a patched build. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours, inventory all Zyplayer-Doc 1.0.0 and earlier installations and immediately restrict network access via firewall rules to block external connections to the application; enable comprehensive logging of outbound connections from affected servers. …
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Same weakness CWE-918 – Server-Side Request Forgery (SSRF)
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External POC / Exploit Code
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