Unauthorized Access Vulnerability in Amazon S3 Plugin for Craft CMS
CVE-2026-32265

6.9MEDIUM

Key Information:

Vendor

Craftcms

Status
Aws-s3
Vendor
CVE Published:
18 March 2026

What is CVE-2026-32265?

The Amazon S3 for Craft CMS plugin has a vulnerability that allows unauthenticated users to view accessible S3 buckets. This vulnerability exists due to improper validation in the BucketsController->actionLoadBucketData() endpoint, enabling attackers with a valid CSRF token to enumerate bucket names. To protect against this exposure, it's recommended to upgrade to version 2.2.5 or later of the plugin.

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Deploy the Patch

Affected Version(s)

aws-s3 >= 2.0.2, < 2.2.5

References

https://github.com/craftcms/aws-s3/security/advisories/GH...
x_refsource_CONFIRM
https://github.com/craftcms/aws-s3/commit/ef8904d8b6856e4...
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CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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