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CVE-2026-47730— Twig: XSS in profiler HtmlDumper via unescaped template and profile names

Quick assessment

Affected
twigphp Twig
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

twigphp Twig是twigphp的PHP模板引擎。 twigphp Twig 3.0.0版本至3.26.0之前版本存在跨站脚本漏洞，该漏洞源于Profile::getTemplate()和Profile::getName()写入HTML输出时未进行转义，可能导致浏览器渲染分析器转储时注入任意HTML。

AI Predicted 5.4 Difficulty: Moderate EPSS 0.29% · P21

Affected Version Matrix 1

VendorProduct Version RangeStatus
twigphp Twig >= 3.0.0, < 3.26.0 affected
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I. Basic Information for CVE-2026-47730

Vulnerability Information
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Vulnerability Title
Twig: XSS in profiler HtmlDumper via unescaped template and profile names
Source: CVE Program / CVE List V5
Vulnerability Description
Twig is a template language for PHP. From 3.0.0 until 3.26.0, Twig\Profiler\Dumper\HtmlDumper writes Profile::getTemplate() and Profile::getName() into HTML output without escaping, allowing attacker-controlled template or profile names to inject arbitrary HTML when a browser renders the profiler dump. This issue is fixed in version 3.26.0.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
twigphp Twig 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
twigphp Twig是twigphp的PHP模板引擎。 twigphp Twig 3.0.0版本至3.26.0之前版本存在跨站脚本漏洞，该漏洞源于Profile::getTemplate()和Profile::getName()写入HTML输出时未进行转义，可能导致浏览器渲染分析器转储时注入任意HTML。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
twigphp Twig >= 3.0.0, < 3.26.0 -

II. Public POCs for CVE-2026-47730

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III. Intelligence Information for CVE-2026-47730

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Patches & Fixes for CVE-2026-47730 (1)

Vendor Advisories for CVE-2026-47730 (1)

Vendor Pages for CVE-2026-47730 (1)

Same Patch Batch · twigphp · 2026-07-14 · 17 CVEs total

CVE-2026-46634 7.7 HIGH Twig: `template_from_string()` escapes a SourcePolicy-driven sandbox via synthesized templ
CVE-2026-47732 Twig Sandbox: multiple `__toString()` policy bypasses via unguarded string coercion points
CVE-2026-48806 Twig: Sandbox `__toString()` policy bypass via dynamic mapping keys
CVE-2026-48805 Twig: Sandbox state regression in deprecated internal wrappers in `src/Resources/core.php`
CVE-2026-48808 Twig: Sandbox property allowlist bypass via the `column` filter under `SourcePolicyInterfa
CVE-2026-48807 Twig: Sandbox `__toString()` policy bypass via `Traversable` in `join` and `replace` filte
CVE-2026-49981 Twig: Sandbox filter, tag and function allow-list bypass when sandbox state changes betwee
CVE-2026-46635 Twig: Sandbox property allowlist bypass via the `column` filter (array_column on objects)
CVE-2026-46638 Twig: `{% sandbox %}{% include %}` skips checkSecurity() on cached templates (incomplete f
CVE-2026-46628 Twig: The `spaceless` filter implicitly marks its output as safe
CVE-2026-46640 Twig: Arbitrary PHP code execution via `_self.(<string>)` macro-reference compilation
CVE-2026-46637 Twig: HTML-output filters in twig/* extras incorrectly declared `is_safe => ['all']`
CVE-2026-46639 Twig: Sandbox property and method bypass via object-destructuring assignment
CVE-2026-46627 Twig: Sandbox resource exhaustion via unbounded `for` / `range()`
CVE-2026-46633 Twig: PHP code injection via `{% use %}` template name
CVE-2026-46629 Twig: Unbounded formatter memoisation in twig/intl-extra keyed on template-controlled argu

IV. Related Vulnerabilities

Same product: Twig
Same vendor: twigphp
Same weakness: CWE-79

V. Comments for CVE-2026-47730

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