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CVE-2026-25526

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CVE-2026-25526

Published: Feb 4, 2026

Modified: Feb 5, 2026

PUBLISHED

CVSS v3.1

9.8

CRITICAL

Description

JinJava is a Java-based template engine based on django template syntax, adapted to render jinja templates. Prior to versions 2.7.6 and 2.8.3, JinJava is vulnerable to arbitrary Java execution via bypass through ForTag. This allows arbitrary Java class instantiation and file access bypassing built-in sandbox restrictions. This issue has been patched in versions 2.7.6 and 2.8.3.

VendorProductVersions

HubSpot

jinjava

affected
< 2.7.6
affected
< 2.8.3

Weaknesses (CWE)

CWE-1336

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

References

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