Scriban up to 7.1.9 array.insert_at index denial of service

CVSS Meta Temp Score
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CTI Interest Score
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4.1$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in Scriban up to 7.1.9. This vulnerability affects the function array.insert_at. Executing a manipulation of the argument index can lead to denial of service. The identification of this vulnerability is CVE-2026-74784. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in Scriban up to 7.1.9. It has been declared as problematic. This vulnerability affects the function array.insert_at. The manipulation of the argument index with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability. CVE summarizes:

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.

The advisory is available at github.com. This vulnerability was named CVE-2026-74784 since 08/16/2026. The exploitation appears to be easy. The attack can be initiated remotely. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1499 by the MITRE ATT&CK project.

Upgrading to version 7.2.0 eliminates this vulnerability.

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Productinfo

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Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Scriban 7.2.0

Timelineinfo

08/16/2026 Advisory disclosed
08/16/2026 +0 days CVE reserved
08/16/2026 +0 days VulDB entry created
08/16/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: github.com
Status: Confirmed

CVE: CVE-2026-74784 (🔒)
GCVE (CVE): GCVE-0-2026-74784
GCVE (VulDB): GCVE-100-391174

Entryinfo

Created: 08/16/2026 15:48
Changes: 08/16/2026 15:48 (67)
Complete: 🔍
Cache ID: 216::103

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