What is CVE-2026-63107?

CVE-2026-63107 is a high-severity vulnerability in Limesurvey, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.7/10. Published 2026-07-20.

How severe is CVE-2026-63107?

High severity. CVSS v3 base score is 7.7 out of 10.

SSRF in Limesurvey

CVE-2026-63107

LimeSurvey through 6.17.10 and 7.0.4 contains a server-side request forgery vulnerability in the REST API survey template endpoint that allows authenticated users to cause the server to issue arbitrary HTTP requests by supplying a manipula…

Vulnerability class: SSRF (Server-Side Request Forgery)

CVSS v3 metric

CVSS v3 base score 7.7 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N.

Affected products

Limesurvey — versions 0

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

References

disclosure@vulncheck.com (technical-description, exploit)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-63107?: CVE-2026-63107 is a high-severity vulnerability in Limesurvey, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.7/10. Published 2026-07-20.
How severe is CVE-2026-63107?: High severity. CVSS v3 base score is 7.7 out of 10.