CVE-2026-25493

Medium

Description

Craft is a platform for creating digital experiences. In Craft versions 4.0.0-RC1 through 4.16.17 and 5.0.0-RC1 through 5.8.21, the saveAsset GraphQL mutation validates the initial URL hostname and resolved IP against a blocklist, but Guzzle follows HTTP redirects by default. An attacker can bypass all SSRF protections by hosting a redirect that points to cloud metadata endpoints or any internal IP addresses. This issue is patched in versions 4.16.18 and 5.8.22.

SeverityMedium
CVSS6.5
Exploit probability—
ProductCraftcms Craft Cms
PublishedFeb 9, 2026
First seenFeb 9, 2026

How to fix

Update
  • craftcms craft_cms4.16.18, 5.8.22 or later
  • craftcms/cms5.8.22, 4.16.18 or later

Affected products

ProductAffected versionsFixed in
craftcms craft_cms4.0.0 < v < 4.16.18, 5.0.0 < v < 5.8.22, 4.0.0, 5.0.04.16.18, 5.8.22
craftcms/cmsPackagist5.0.0-RC1 ≤ v < 5.8.22, 4.0.0-RC1 ≤ v < 4.16.185.8.22, 4.16.18

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