CVE-2026-74784

High

Description

Scriban before 7.2.0 contains a denial of service vulnerability in the array.insert_at function that allocates unbounded null entries without respecting LoopLimit or LimitToString constraints. Attackers can supply a large index parameter to trigger OutOfMemoryException and crash the host process in under a second.

SeverityHigh

CVSS8.7

Exploit probability—

ProductScriban

PublishedAug 16, 2026

First seenAug 16, 2026

Weakness typeCWE-770Allocation of resources without limits

How to fix

Update

scriban7.2.0 or later
Scriban.Signed7.2.0 or later

Vendor advisories

github.com/scriban/scriban/security/advisories/GHSA-24c8-4792-22hx

Affected products

Product	Affected versions	Fixed in
scribanNuGet	v < 7.2.0	7.2.0
Scriban.SignedNuGet	v < 7.2.0	7.2.0

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