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CVE-2025-47908 Denial of service via malicious preflight requests in github.com/rs/cors

🗓️ 06 Aug 2025 20:41:31Reported by GoType 
cvelist
 cvelist
🔗 www.cve.org👁 27 Views

Denial of service risk in middleware from malicious preflight requests causing excessive heap allocations

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ibm
IBM Security Bulletins
Security Bulletin: Multiple vulnerabilities in IBM Aspera HTTP Gateway
26 Sep 202514:23
–ibm
bdu_fstec
BDU FSTEC
rs/cors Application DoS
20 Mar 202600:00
–bdu_fstec
cgr
Chainguard
CVE-2025-47908 vulnerabilities
7 Jan 202601:29
–cgr
circl
Circl
CVE-2025-47908
19 Mar 202600:00
–circl
cnnvd
CNNVD
Go CORS handler security vulnerability
6 Aug 202500:00
–cnnvd
cve
CVE
CVE-2025-47908
6 Aug 202520:41
–cve
debiancve
Debian CVE
CVE-2025-47908
6 Aug 202520:41
–debiancve
euvd
EUVD
EUVD-2025-23882
3 Oct 202520:07
–euvd
euvd
EUVD
EUVD-2025-29518
3 Oct 202520:07
–euvd
github
Github Security Blog
Denial of service via malicious preflight requests in github.com/rs/cors
5 Jul 202419:42
–github
Rows per page
[
  {
    "vendor": "github.com/rs/cors",
    "product": "github.com/rs/cors",
    "collectionURL": "https://pkg.go.dev",
    "packageName": "github.com/rs/cors",
    "versions": [
      {
        "version": "1.9.0",
        "lessThan": "1.11.0",
        "status": "affected",
        "versionType": "semver"
      }
    ],
    "programRoutines": [
      {
        "name": "Cors.handlePreflight"
      },
      {
        "name": "Cors.areHeadersAllowed"
      },
      {
        "name": "New"
      },
      {
        "name": "splitHeaderValues"
      },
      {
        "name": "AllowAll"
      },
      {
        "name": "Cors.HandlerFunc"
      },
      {
        "name": "Cors.ServeHTTP"
      },
      {
        "name": "Default"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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