EUVD-2026-68740
GHSA-36p9-wgqq-whgv
Severity by source
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Network SSRF requiring low-privilege auth; limited confidentiality and integrity via internal request forgery, no direct availability impact.
Primary rating from Vendor (VulDB).
CVSS VectorVendor: VulDB
Lifecycle Timeline
4DescriptionCVE.org
A vulnerability was detected in sdcb chats up to 1.12.0. This affects the function McpController of the file src/BE/web/Controllers/Users/Mcps/McpController.cs of the component fetch-tools Endpoint. The manipulation results in server-side request forgery. The attack may be launched remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
AnalysisAI
Server-side request forgery in sdcb chats up to version 1.12.0 allows authenticated remote users to cause the application server to issue arbitrary HTTP requests to attacker-controlled targets via the fetch-tools endpoint in McpController. The vulnerable code path is in src/BE/web/Controllers/Users/Mcps/McpController.cs and accepts user-supplied URLs without adequate validation. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires a valid low-privilege authenticated session on the sdcb chats application - unauthenticated access is not sufficient per the CVSS 4.0 PR:L metric. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 4.0 vector (AV:N/AC:L/AT:N/PR:L/UI:N) places this as a medium-severity issue: network-exploitable with low authentication requirements and no user interaction needed. … 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 has been identified at time of analysis - the vendor did not respond to coordinated disclosure. … Detailed patch versions, workarounds, and compensating controls in full report. |
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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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