Progress Telerik Report Server Authentication Bypass by Spoofing Vulnerability
Progress Software Corporation — Telerik Report Server
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.
9.8
97.5%
Vector breakdown
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Published
- May 29, 2024
- Modified
- Oct 21, 2025
- Added to KEV
- Jun 13, 2024
- Federal patch due
- Jul 4, 2024
CISA required action
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Weakness classification
Proof-of-concept & exploitation references
Weaponization
Public repositories whose name or description references CVE-2024-4358, found via a live GitHub search at request time. These are community-sourced signals, not a verified working exploit - cross-check each one before relying on it, and treat higher star counts and recent activity as (weak) corroboration, not proof.
No public GitHub repositories referencing CVE-2024-4358 were found at last check. Absence here is not proof no exploit exists - see the references below for vendor advisories and write-ups.
References
Frequently asked questions
What is CVE-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.
How severe is CVE-2024-4358?
CVE-2024-4358 has a CVSS base score of 9.8 out of 10 (CVSS 3.1).
Is CVE-2024-4358 actively exploited in the wild?
Yes. CVE-2024-4358 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added Jun 13, 2024, meaning CISA has confirmed evidence of active exploitation.
What is the EPSS score for CVE-2024-4358?
97.5% - meaning FIRST.org's EPSS model estimates a 97.5% probability this vulnerability will be exploited in the wild within 30 days (100% percentile among all scored CVEs).
Is there exploit tooling available for CVE-2024-4358?
Yes - a public Nuclei template referencing CVE-2024-4358 exist in public repositories we checked.
What type of vulnerability is CVE-2024-4358?
CVE-2024-4358 is classified under CWE-290 (CWE-290 Authentication Bypass by Spoofing).
Cross-checked against
Impactr finds and proves whether CVE-2024-4358 - or flaws like it - are actually reachable in your own web apps and APIs, with a reproducible exploit as evidence.
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