VulnSocial

CVE-2026-46628Disclosure(symfony / twig)

LOWCVSS 5.4 · MEDIUM

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

Twig is a template language for PHP. Prior to 3.26.0, the deprecated spaceless filter is registered as safe for HTML, causing Twig autoescaping to emit attacker-controlled markup unescaped when spaceless is applied to untrusted input. This issue is fixed in version 3.26.0.

symfony CVEsBack to dashboard
0.0/ 10 priority

Sources & remediation

Patch / fix
Vendor / third-party advisories
Other references
Weakness type (CWE)
CWE-116

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

NONE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • twig

Threat summary

  • 1 mentions across 1 observed day

What's happening

  • Technical details provided in 1 signal
  • Disclosure: 1 classified signal
  • 1 total mentions across 1 day

Affected systems

Vendors
symfony
Products
twig

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-05-20: 1Technical Details · 2026-05-20: 105-20
Signal classification1 categories
Disclosure
1100.0%
Referenced assets1 URL
Full discourse1 post
  • Symfony@symfony
    Disclosure

    🔐 CVE-2026-46628: The `spaceless` filter implicitly marks its output as safe ➡️ https://symfony.com/blog/cve-2026-46628-the-spaceless-filter-implicitly-marks-its-output-as-safe

    Post summary

    Symfony’s blog post announces CVE-2026-46628, highlighting that the spaceless filter incorrectly treats its output as safe, thereby exposing a potential XSS vulnerability.

    000601.6K
    45.2K followersView on X
CPE platform detail1 entries

1 of 1 entries

PartVendorProductVersionTarget SWTarget HW
Appsymfonytwig---

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