What is CVE-2026-74794?

CVE-2026-74794 is a high-severity vulnerability in Scriban, classified under Uncontrolled Recursion. CVSS score: 7.5/10. Published 2026-08-16.

How severe is CVE-2026-74794?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Scriban

CVE-2026-74794

Scriban before 6.6.0 contains an infinite recursion vulnerability in object rendering when the ObjectRecursionLimit property defaults to unlimited. Attackers can supply circular reference objects to the template context, exhausting stack space and triggering an uncatchable StackOverflowException that terminates the hosting process.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Scriban — versions 0, 6.6.0

Weakness classification (CWE)

CWE-674 — Uncontrolled Recursion

References

disclosure@vulncheck.com (vendor-advisory)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-74794?: CVE-2026-74794 is a high-severity vulnerability in Scriban, classified under Uncontrolled Recursion. CVSS score: 7.5/10. Published 2026-08-16.
How severe is CVE-2026-74794?: High severity. CVSS v3 base score is 7.5 out of 10.