Vulnerability Description
A flaw has been found in sdcb chats up to 1.12.0. This impacts the function DownloadPublic of the file src/BE/web/Controllers/Chats/Files/FileController.cs of the component Signed File Download Endpoint. This manipulation causes missing authentication. Remote exploitation of the attack is possible. The attack's complexity is rated as high. The exploitability is said to be difficult. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
CVSS Score
LOW
Related Weaknesses (CWE)
References
- https://github.com/yaowenxiao721/Poc/blob/main/sdcb-chats/chats-poc-2.md
- https://vuldb.com/cve/CVE-2026-82906
- https://vuldb.com/submit/877767
- https://vuldb.com/vuln/397286
- https://vuldb.com/vuln/397286/cti
FAQ
What is CVE-2026-82906?
CVE-2026-82906 is a vulnerability with a CVSS score of 3.7 (LOW). A flaw has been found in sdcb chats up to 1.12.0. This impacts the function DownloadPublic of the file src/BE/web/Controllers/Chats/Files/FileController.cs of the component Signed File Download Endpoi...
How severe is CVE-2026-82906?
CVE-2026-82906 has been rated LOW with a CVSS base score of 3.7/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-82906?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.