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Vulnerabilities

Vulnerability · GHSA-wr79-9v6x-5rfq

GHSA-wr79-9v6x-5rfq is listed by Authenticated RCE: Twig sandbox "on/as" behavior injection via uncleansed "getNext/getPrev/getOwners" criteria.

Published Oct 5, 2026 · catalog updated Oct 5, 2026 · the affected product

Last checked Nov 1, 2026. A connected source was read within the last 7 days.

Open the advisory

Exploitation likelihood is not on this record for GHSA-wr79-9v6x-5rfq. A missing EPSS score is not a low risk. Compare the affected product with the linked advisory before you change production.

Gaps on this record

  • No plain product name is stored. The page cannot tell you which product to check.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
  • EPSS is missing. A missing score is not a low risk.
Severity
High—
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
Awaiting synchronization with FIRST
Remediation
Version ranges on file
Affected products
composer craftcms/cms

GHSA-wr79-9v6x-5rfq is listed by Authenticated RCE: Twig sandbox "on/as" behavior injection via uncleansed "getNext/getPrev/getOwners" criteria.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • composer craftcms/cms>= 5.0.0, <= 5.11.0

How to fix GHSA-wr79-9v6x-5rfq

  • Upgrade

    GHSA-wr79-9v6x-5rfq lists a fix boundary at 5.11.0. Compare the installed build with that boundary before you change production.

  • Version check

    Affected <= 5.11.0

  • Advisory

    Open the inventory_github record and follow its fix.

  • Official advisories

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

Exploitation likelihood is not on this record for GHSA-wr79-9v6x-5rfq. A missing EPSS score is not a low risk. Compare the affected product with the linked advisory before you change production.

Which versions are affected?

Compare what you have installed with >= 5.0.0, <= 5.11.0. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-94: Code Injection. EPSS is not on this record yet. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

Craft CMS security

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Oct 5, 2026 · Maintainer security tabs

    Detected

    GHSA-wr79-9v6x-5rfq is listed by Authenticated RCE: Twig sandbox "on/as" behavior injection via uncleansed "getNext/getPrev/getOwners" criteria.

Sources

  • Maintainer security tabsVendor advisoryGHSA-wr79-9v6x-5rfq

    Two element methods — and — accept an arbitrary criteria array from inside a Twig sandbox and pass it, uncleansed, to . Yii's honors the special / config keys, attaching an attacker-controlled behavior or event handler to the element query. When the query executes ( ), fires, and the injected handler runs, resulting in authenticated remote code execution as the web user. Reachability gate (identic

    github.com

Freshness

Last verified in this catalog Oct 5, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • Maintainer security tabsNov 1, 2026