SSRF in Studio-Saelix Sencho
CVE-2026-108521
A vulnerability has been found in Studio-Saelix Sencho up to 0.97.1. Affected by this issue is the function isValidRemoteUrl of the file backend/src/utils/validation.ts of the component Add Remote Node API Endpoint. Such manipulation leads to server-side request forgery. The attack can be executed remotely. The exploit has been disclosed to the public and may be used. The vendor confirms: "The node API URL could be configured by an authenticated user with node-management permission and used to initiate server-side requests. [T]he report demonstrates server-side request capability but not arbitrary internal response exfiltration."
Vulnerability class: SSRF (Server-Side Request Forgery)
Published .
CVSS v3 metric
CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
- Studio-Saelix Sencho — versions 0.97.0, 0.97.1
Weakness classification (CWE)
References
- vuldb.com/vuln/416187 (technical-description, vdb-entry)
- vuldb.com/vuln/416187/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-108521 (third-party-advisory)
- vuldb.com/submit/893356 (third-party-advisory)
- gist.github.com/jovair1994/db23594d74428d38606e8000beb867d4 (exploit)
Frequently asked questions
- What is CVE-2026-108521?
- CVE-2026-108521 is a medium-severity vulnerability in Studio-Saelix Sencho, classified under Server-Side Request Forgery (SSRF). CVSS score: 4.7/10. Published 2026-10-11.
- How severe is CVE-2026-108521?
- Medium severity. CVSS v3 base score is 4.7 out of 10.