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CVE-2026-49473

🗓️ 12 Aug 2026 23:22:38Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 81 Views🌐 WEB

Authorization bypass in cedar-policy/authorization-for-expressjs via query string causing path mapping mismatch in Express routes.

Related
Affected
Refs
Paths
[
  {
    "vendor": "cedar-policy",
    "product": "authorization-for-expressjs",
    "versions": [
      {
        "version": "< 0.3.0",
        "status": "affected"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
xquery param/usersQuery string in req.originalUrl causes mismatch with Express route path matching, enabling access via a less restrictive /users action when overlapping /users/{id} exists (attack uses /users/?x=1).CWE-436, CWE-863
idpath/users/{id}Overlapping path prefixes with different authorization requirements can be exploited due to divergence between req.originalUrl and route matching, potentially triggering the less restrictive action for /users/{id} (example involves path interaction with query string).CWE-436, CWE-863

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09 Sep 2026 21:02Current
5.7Medium risk
Vulners AI Score5.7
CVSS 3.18.8
EPSS0.00469
SSVC
81