{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-44645", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-05-07T15:30:10.875Z", "datePublished": "2026-06-17T22:08:19.354Z", "dateUpdated": "2026-06-18T19:05:32.418Z"}, "containers": {"cna": {"title": "LiquidJS has a renderLimit DoS guard bypass via empty `{% for %}` body", "problemTypes": [{"descriptions": [{"cweId": "CWE-400", "lang": "en", "description": "CWE-400: Uncontrolled Resource Consumption", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}}], "references": [{"name": "https://github.com/harttle/liquidjs/security/advisories/GHSA-8xx9-69p8-7jp3", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/harttle/liquidjs/security/advisories/GHSA-8xx9-69p8-7jp3"}, {"name": "https://github.com/harttle/liquidjs/commit/5b9c3469085e01c79e2d0af28e2a13f730e1793d", "tags": ["x_refsource_MISC"], "url": "https://github.com/harttle/liquidjs/commit/5b9c3469085e01c79e2d0af28e2a13f730e1793d"}, {"name": "https://github.com/harttle/liquidjs/releases/tag/v10.26.0", "tags": ["x_refsource_MISC"], "url": "https://github.com/harttle/liquidjs/releases/tag/v10.26.0"}], "affected": [{"vendor": "harttle", "product": "liquidjs", "versions": [{"version": "< 10.26.0", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-06-17T22:08:19.354Z"}, "descriptions": [{"lang": "en", "value": "LiquidJS is a Shopify/GitHub Pages compatible template engine written in pure JavaScript. In versions 10.25.7 and below, the renderLimit option can be fully bypassed by a {% for %} (or {% tablerow %}) tag whose body is empty. The renderLimit option is documented in docs/source/tutorials/dos.md as the mechanism that \"mitigates this by limiting the time consumed by each render() call.\" The per-iteration time check is reached only when the body contains at least one template node, so a template such as {%- for i in (1..N) -%}{%- endfor -%} iterates the full collection without ever consulting renderLimit. With a configured renderLimit of 50 ms, a single parseAndRenderSync call has been observed to consume 2.26 seconds (~45\u00d7 over the limit) and scales linearly with N up to memoryLimit, allowing a low-privileged template author to wedge an event-loop thread for an attacker-chosen duration. Deployments that rely on a finite renderLimit for DoS protection (common in multi-tenant template-authoring environments) can still be forced by a single crafted template to monopolize a Node.js event-loop worker for attacker-controlled time, potentially stalling in-flight requests, with availability impact only. This issue has been fixed in version 10.26.0."}], "source": {"advisory": "GHSA-8xx9-69p8-7jp3", "discovery": "UNKNOWN"}}, "adp": [{"references": [{"url": "https://github.com/harttle/liquidjs/security/advisories/GHSA-8xx9-69p8-7jp3", "tags": ["exploit"]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-06-18T19:05:03.703365Z", "id": "CVE-2026-44645", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-06-18T19:05:32.418Z"}}]}}

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