What is CVE-2026-45618?

CVE-2026-45618 is a critical-severity vulnerability in Harttle Liquidjs, classified under Code Injection. CVSS score: 10.0/10. Published 2026-08-11.

How severe is CVE-2026-45618?

Critical severity. CVSS v3 base score is 10.0 out of 10.

RCE in Harttle Liquidjs

CVE-2026-45618

LiquidJS is a Shopify/GitHub Pages compatible template engine. Prior to version 10.26.0, it is possible to execute arbitrary code with crafted templates. Version 10.26.0 patches the issue.

Vulnerability class: RCE (Remote Code Execution)

CVSS v3 metric

CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

Affected products

Harttle Liquidjs — versions < 10.26.0

Weakness classification (CWE)

CWE-94 — Code Injection

References

security-advisories@github.com (x_refsource_CONFIRM)
security-advisories@github.com (x_refsource_MISC)

Frequently asked questions

What is CVE-2026-45618?: CVE-2026-45618 is a critical-severity vulnerability in Harttle Liquidjs, classified under Code Injection. CVSS score: 10.0/10. Published 2026-08-11.
How severe is CVE-2026-45618?: Critical severity. CVSS v3 base score is 10.0 out of 10.