CVE-2026-33885: Statamic/cms Statamic Has An Open Redirect Vulnerability

MODERATE
Advisory Identifier: GHSA-7f74-7q5w-hj4r
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CVSS 6.1
CWE-601
Published
Advisory Summary

CVE-2026-33885 is a MODERATE (CVSS 6.1) statamic has an open redirect vulnerability (CWE-601: URL Redirection to Untrusted Site ('Open Redirect')) affecting Statamic/cms libraries in the Packagist ecosystem. The issue involves statamic has an open redirect on unauthenticated endpoints via url parsing differential. Remediation is available by upgrading affected packages to version 5.73.16, 6.7.2.

CVE-2026-33885 at a Glance

CVE Identifier CVE-2026-33885
GHSA Identifier GHSA-7f74-7q5w-hj4r
Severity MODERATE
CVSS v3.1 Base Score 6.1
CWE Classification CWE-601: URL Redirection to Untrusted Site ('Open Redirect')
Affected Product Statamic/cms
Package Ecosystem Packagist
Published Date
Last Updated

Security Impact

CVSS: 6.1

The security impact metrics below are parsed directly from the CVSS v3.1 vector string (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N).

Attack Vector Network (AV:N)
Attack Complexity Low (AC:L)
Privileges Required None (PR:N)
User Interaction Required (UI:R)
Scope Changed (S:C)
Confidentiality Low (C:L)
Integrity Low (I:L)
Availability None (A:N)

How to Fix CVE-2026-33885

To remediate this vulnerability, upgrade all affected Statamic/cms dependencies to a patched release. Both direct and transitive dependencies should be checked, as frameworks or security libraries may pull in vulnerable versions transitively.

statamic/cms fixed: 5.73.16 
Upgrade statamic/cms to 5.73.16
statamic/cms fixed: 6.7.2 
Upgrade statamic/cms to 6.7.2
Verify Direct and Transitive Dependencies

Run the following command in your project directory to verify that all resolved dependencies use the patched release: 

inspect dependencies for statamic/cms

How to Check if You Are Affected

To determine whether your application is affected by CVE-2026-33885, inspect your project dependencies for Statamic/cms:

inspect dependencies for statamic/cms

Analyze the terminal output to locate any version of Statamic/cms in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 5.73.16), your application is affected.

Note: Verify declared build manifests and deployed runtime container environments.

Technical Details

Vulnerability Mechanism & Technical Analysis

This vulnerability is classified under CWE-601: URL Redirection to Untrusted Site ('Open Redirect'), where the web application accepts a user-controlled input that specifies a link to an external site, and uses that link in a redirect. In Statamic/cms, software state validation or input boundaries are circumvented during processing. Review the official source advisory statement below for specific affected components, classes, and reproduction details.

Source Advisory Statement

### Impact The external URL detection used for redirect validation on unauthenticated endpoints could be bypassed, allowing users to be redirected to external URLs after actions like form submissions and authentication flows. ### Patches This has been fixed in 5.73.16 and 6.7.2.

CVE-2026-33885 Affected Statamic/cms Versions

2 component(s)
Fixed Versions:
5.73.166.7.2
Product / Package Ecosystem Affected Versions Fixed Version
statamic/cms
 Packagist
< 5.73.16
5.73.16
statamic/cms
 Packagist
≥ 6.0.0.alpha.1
< 6.7.2
6.7.2

References

GitHub Advisory / Wiki ADVISORY
https://github.com/statamic/cms/security/advisories/GHSA-7f74-7q5w-hj4r
NVD — CVE-2026-33885 NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-33885
Statamic/cms Source Repository REPOSITORY
https://github.com/statamic/cms

Frequently Asked Questions

What is CVE-2026-33885?
CVE-2026-33885 is a security vulnerability in Statamic/cms involving Statamic has an Open Redirect on unauthenticated endpoints via URL parsing differential under CWE-601: URL Redirection to Untrusted Site ('Open Redirect').
Which Statamic/cms versions are affected?
Affected versions include releases prior to 5.73.16, 6.7.2 across affected packages: statamic/cms.
What version fixes CVE-2026-33885?
Upgrading to 5.73.16, 6.7.2 (or the latest patched release for your respective branch) resolves the vulnerability.
Is statamic/cms affected?
Yes, statamic/cms is affected in releases prior to 5.73.16, 6.7.2. Upgrade your dependency to 5.73.16, 6.7.2 or later.
What is the CVSS score of CVE-2026-33885?
CVE-2026-33885 has a CVSS v3.1 base score of 6.1 (MODERATE) with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
What CWE is associated with CVE-2026-33885?
CVE-2026-33885 is classified under CWE-601: URL Redirection to Untrusted Site ('Open Redirect') (The web application accepts a user-controlled input that specifies a link to an external site, and uses that link in a redirect.).
How can I check Packagist dependencies for CVE-2026-33885?
Run the dependency tree command: 'inspect dependencies for statamic/cms'. This command lists direct and transitive dependencies in your build configuration so you can verify if a vulnerable version is resolved.
Machine-readable OSV JSON OSV v1.5 Schema
Normalized schema output
View Raw JSON 
{
  "schema_version" : "1.4.0",
  "id" : "GHSA-7f74-7q5w-hj4r",
  "modified" : "2026-03-27T21:50:33Z",
  "published" : "2026-03-26T19:05:57Z",
  "aliases" : [ "CVE-2026-33885" ],
  "summary" : "Statamic has an Open Redirect on unauthenticated endpoints via URL parsing differential",
  "details" : "### Impact\nThe external URL detection used for redirect validation on unauthenticated endpoints could be bypassed, allowing users to be redirected to external URLs after actions like form submissions and authentication flows.\n\n### Patches\nThis has been fixed in 5.73.16 and 6.7.2.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "statamic/cms"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "5.73.16"
      } ]
    } ]
  }, {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "statamic/cms"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "6.0.0.alpha.1"
      }, {
        "fixed" : "6.7.2"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "WEB",
    "url" : "https://github.com/statamic/cms/security/advisories/GHSA-7f74-7q5w-hj4r"
  }, {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2026-33885"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/statamic/cms"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-601" ],
    "severity" : "MODERATE",
    "github_reviewed" : true,
    "github_reviewed_at" : "2026-03-26T19:05:57Z",
    "nvd_published_at" : "2026-03-27T21:17:25Z"
  }
}