Progress Telerik Report Server Authentication Bypass by Spoofing Vulnerability

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• cpe telerik/report server 2024version unspecified
• vendor Progress Telerik Report Serverversion unspecified

How to fix CVE-2024-4358

• Recommended remediation

  Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. CISA due date Jul 4, 2024.

• Official advisories

  • CISA KEV · cisa.gov
  • CVE.org · cve.org
  • FIRST EPSS · first.org
  • NIST NVD · nvd.nist.gov
  • VulnCheck KEV · vulncheck.com

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

1. May 29, 2024 · Catalog

   Detected

   In Progress Telerik Report Server, version 2024 Q1 (10.0.24.305) or earlier, on IIS, an unauthenticated attacker can gain access to Telerik Report Server restricted functionality via an authentication bypass vulnerability.

2. Jun 13, 2024 · CISA KEV

   Known exploited

   Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

3. Jul 4, 2024 · CISA KEV

   Remediation due

   Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

4. Jun 17, 2026 · Catalog

   Updated

   In Progress Telerik Report Server, version 2024 Q1 (10.0.24.305) or earlier, on IIS, an unauthenticated attacker can gain access to Telerik Report Server restricted functionality via an authentication bypass vulnerability.

Sources

• CISA KEVConfirmed exploitationCVE-2024-4358

  Progress Telerik Report Server contains an authorization bypass by spoofing vulnerability that allows an attacker to obtain unauthorized access.

  cisa.gov
• CVE.orgVulnerability recordCVE-2024-4358

  Official CVE identifier

  cve.org
• FIRST EPSSExploitation probabilityCVE-2024-4358

  30-day exploitation probability 97.5%

  first.org
• Exploit DatabasePublic exploit reference52103

  Public archive entry. The exploit body is not stored here.

  exploit-db.com
• Metasploit ModulesPublic exploit moduleauxiliary_scanner/http/telerik_report_server_auth_bypass

  Public module reference (normal). Module source is not copied into this catalog.

  rapid7.com
• Metasploit ModulesPublic exploit moduleexploit_windows/http/telerik_report_server_deserialization

  Public module reference (excellent). Module source is not copied into this catalog.

  rapid7.com
• NIST NVDVulnerability recordCVE-2024-4358

  In Progress Telerik Report Server, version 2024 Q1 (10.0.24.305) or earlier, on IIS, an unauthenticated attacker can gain access to Telerik Report Server restricted functionality via an authentication bypass vulnerability.

  nvd.nist.gov
• VulnCheck KEVConfirmed exploitationCVE-2024-4358

  Progress Telerik Report Server contains an authorization bypass by spoofing vulnerability that allows an attacker to obtain unauthorized access.

  vulncheck.com

References

• VulnCheck exploitation evidence · dashboard.shadowserver.org
• VulnCheck exploitation evidence · dashboard.shadowserver.org
• VulnCheck exploitation evidence · dashboard.shadowserver.org
• VulnCheck exploitation evidence · dashboard.shadowserver.org
• VulnCheck exploitation evidence · dashboard.shadowserver.org
• VulnCheck exploitation evidence · dashboard.shadowserver.org
• CISA note · docs.telerik.com
• CISA note · nvd.nist.gov
• US Government Resource · cisa.gov

Freshness

Last verified in this catalog Oct 17, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.