SSRF in Sdcb Chats
CVE-2026-82905
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.
Vulnerability class: SSRF (Server-Side Request Forgery)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.004 (30.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 30th percentile — 30.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.004 · change: +0.000
Affected products
- Sdcb Chats — versions 1.0, 1.1, 1.10
Weakness classification (CWE)
References
- vuldb.com/vuln/397285 (technical-description, vdb-entry)
- vuldb.com/vuln/397285/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-82905 (third-party-advisory)
- vuldb.com/submit/877764 (third-party-advisory)
- github.com/yaowenxiao721/Poc/blob/main/sdcb-chats/chats-poc-1.md (exploit)
Frequently asked questions
- What is CVE-2026-82905?
- CVE-2026-82905 is a medium-severity vulnerability in Sdcb Chats, classified under Server-Side Request Forgery (SSRF). CVSS score: 6.3/10. Published 2026-08-31.
- How severe is CVE-2026-82905?
- Medium severity. CVSS v3 base score is 6.3 out of 10.