CVE-2026-74783

HIGH 7.5

Scriban 6.6.0 through 7.2.0 Parser Recursion Denial of Service

CVSS Score

7.5

EPSS Score

0.0%

EPSS Percentile

0th

Scriban versions 6.6.0 through 7.2.0 contain a non-enforcing ExpressionDepthLimit guard that fails to stop recursive descent parsing of deeply nested expressions. Attackers can supply templates with deeply nested parentheses, array initializers, object initializers, or unary operators to trigger an uncatchable StackOverflowException that immediately terminates the host process.

CWE	CWE-674
Vendor	scriban
Product	scriban
Published	Aug 16, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Affected Versions

scriban / scriban

All versions affected

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/scriban/scriban/security/advisories/GHSA-6q7j-xr26-3h2c vulncheck.com: https://www.vulncheck.com/advisories/scriban-through-parser-recursion-denial-of-service

Credits

🔍 MindflareX