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CVE-2026-27128 Craft CMS's race condition in Token Service potentially allows for token usage greater than the token limit

🗓️ 24 Feb 2026 02:42:53Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 21 Views

CVE-2026-27128: TOCTOU race in Craft CMS token validation lets limited-use impersonation tokens be used beyond limits.

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Affected
Refs
[
  {
    "vendor": "craftcms",
    "product": "cms",
    "versions": [
      {
        "version": ">= 4.5.0-RC1, < 4.16.19",
        "status": "affected"
      },
      {
        "version": ">= 5.0.0-RC1, < 5.8.23",
        "status": "affected"
      }
    ]
  }
]

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