Vulnerability · Published Aug 16, 2026 · Assigned by VulnCheck

CVE-2026-74784Scriban before 7.2.0 Denial of Service via array.insert_at

High 8.7

In plain English

A high-severity resource allocation without limits in scriban from scriban. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 39% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 4.0)8.7High

Exploit odds (30 days)0.4%top 61.2% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official 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.

Affected packages & fixed versions

Ecosystem	Package	Fixed in	Advisory
NuGet	scriban	7.2.0	GHSA-24c8-4792-22hx
NuGet	scriban.signed	7.2.0	GHSA-24c8-4792-22hx

Affected products (as reported)

Vendor	Product	Versions
scriban	scriban	0 – before 7.2.0

Weakness: CWE-770 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

References

GitHub Security Advisory (GHSA-24c8-4792-22hx) vendor-advisory
VulnCheck Advisory: Scriban before 7.2.0 Denial of Service via array.insert_at third-party-advisory