github - ghsa-cxwj-5fh2-c47j

GHSA-CXWJ-5FH2-C47J

Vulnerability from github – Published: 2025-12-18 21:31 – Updated: 2025-12-18 21:31

Details

A denial of service vulnerability in Kentico Xperience allows attackers to launch DoS attacks via specially crafted requests to the GetResource handler. Improper input validation enables remote attackers to potentially disrupt service availability through maliciously constructed requests.

Severity ?

7.5 (High)


                  
                    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

8.7 (High)


                  
                    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Show details on source website

JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2023-53934"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-97"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-12-18T20:15:51Z",
    "severity": "HIGH"
  },
  "details": "A denial of service vulnerability in Kentico Xperience allows attackers to launch DoS attacks via specially crafted requests to the GetResource handler. Improper input validation enables remote attackers to potentially disrupt service availability through maliciously constructed requests.",
  "id": "GHSA-cxwj-5fh2-c47j",
  "modified": "2025-12-18T21:31:43Z",
  "published": "2025-12-18T21:31:43Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-53934"
    },
    {
      "type": "WEB",
      "url": "https://devnet.kentico.com/download/hotfixes"
    },
    {
      "type": "WEB",
      "url": "https://www.vulncheck.com/advisories/kentico-xperience-getresource-handler-denial-of-service"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}

CVE-2023-53934 (GCVE-0-2023-53934)

Vulnerability from cvelistv5 – Published: 2025-12-18 19:53 – Updated: 2025-12-18 21:47

Title

Kentico Xperience <= 12.0.98 GetResource Handler Denial of Service

Summary

Severity ?

8.7 (High)


                        
                          CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

7.5 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CWE

CWE-97 - Improper Neutralization of Server-Side Includes (SSI) Within a Web Page

Assigner

VulnCheck

References

URL

Tags

	https://devnet.kentico.com/download/hotfixes	vendor-advisorypatch
	https://www.vulncheck.com/advisories/kentico-xper…	third-party-advisory

Impacted products

	Vendor	Product	Version
	Kentico	Xperience	Affected: 0 , ≤ 12.0.98 (custom)

Credits

Federico Girardi

Show details on NVD website

JSON

To clipboard

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                  },
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                  }
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                "role": "CISA Coordinator",
                "timestamp": "2025-12-18T21:04:25.792647Z",
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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-CXWJ-5FH2-C47J

CVE-2023-53934 (GCVE-0-2023-53934)

Tags

Sightings

Nomenclature