Vulnerability-Lookup

GHSA-MCRV-GH25-252C

Vulnerability from github – Published: 2026-04-22 09:31 – Updated: 2026-04-22 09:31

Details

In Progress® Telerik® UI for AJAX versions 2024.4.1114 through 2026.1.421, the RadFilter control is vulnerable to insecure deserialization when restoring filter state if the state is exposed to the client. If an attacker tampers with this state, a server-side remote code execution is possible.

Severity ?

8.1 (High)


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

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JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2026-6023"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-502"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-04-22T08:16:13Z",
    "severity": "HIGH"
  },
  "details": "In Progress\u00ae Telerik\u00ae UI for AJAX versions 2024.4.1114 through 2026.1.421, the RadFilter control is vulnerable to insecure deserialization when restoring filter state if the state is exposed to the client. If an attacker tampers with this state, a server-side remote code execution is possible.",
  "id": "GHSA-mcrv-gh25-252c",
  "modified": "2026-04-22T09:31:31Z",
  "published": "2026-04-22T09:31:31Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-6023"
    },
    {
      "type": "WEB",
      "url": "https://www.telerik.com/products/aspnet-ajax/documentation/knowledge-base/kb-security-deserialization-of-untrusted-data-cve-2026-6023"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2026-6023 (GCVE-0-2026-6023)

Vulnerability from cvelistv5 – Published: 2026-04-22 07:13 – Updated: 2026-04-23 03:56

Title

Deserialization of Untrusted Data Vulnerability in Telerik UI for ASP.NET AJAX

Summary

Severity ?

8.1 (High)


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

CWE

CWE-502 - Deserialization of Untrusted Data

Assigner

ProgressSoftware

References

URL

Tags

https://www.telerik.com/products/aspnet-ajax/docu…

vendor-advisory

Impacted products

	Vendor	Product	Version
	Progress Software	Telerik UI for ASP.NET AJAX	Affected: 2024.4.1114 , < 2026.1.421 (custom)

Show details on NVD website

JSON

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                    "Automatable": "no"
                  },
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                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-04-22T00:00:00+00:00",
                "version": "2.0.3"
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          "vendor": "Progress Software",
          "versions": [
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            "confidentialityImpact": "HIGH",
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    "dateReserved": "2026-04-09T15:47:27.389Z",
    "dateUpdated": "2026-04-23T03:56:12.523Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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-MCRV-GH25-252C

CVE-2026-6023 (GCVE-0-2026-6023)

Tags

Sightings

Nomenclature