PatchTheCVECVE-2024-4358: Progress Telerik Report Server Authentication Bypass by Spoofing Vulnerability
CVE-2024-4358 is a critical-severity flaw (CVSS 9.8) affecting report server 2024, reported as exploited in the wild. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
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.
Why this priority
- Critical severity
- EPSS top 1%: very likely to be exploited
- Exploited in the wild (CISA KEV)
- Public exploit reference
- CISA SSVC: automatable with total technical impact
- Remotely exploitable, no login, no user action
A fixed release or distro patch exists.
Risk facts
| CVSS score | 9.8 (Critical) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | None |
| User interaction | None |
| EPSS exploit chance | 97.5% (top 1%) |
| CISA exploited list | Yes, fix due 2024-07-04 |
| Weakness | CWE-290 |
| Published | 2024-05-29 |
| Last modified | 2026-06-17 |
Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Exploited Added to the CISA Known Exploited Vulnerabilities list
- Deadline CISA due date for US federal agencies to patch
- Updated Record last modified
Exact fixes by distribution
Public exploits and detection
Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.
- GitHub PoC: sinsinology/CVE-2024-4358 (78 stars)
- GitHub PoC: Sk1dr0wz/CVE-2024-4358_Mass_Exploit (24 stars)
- GitHub PoC: verylazytech/CVE-2024-4358 (13 stars)
- GitHub PoC: Harydhk7/CVE-2024-4358
- Exploit-DB: Progress Telerik Report Server 2024 Q1 (10.0.24.305) - Authentication Bypass
- Metasploit: Telerik Report Server Auth Bypass
- Metasploit: Telerik Report Server Auth Bypass and Deserialization RCE
- Nuclei scan template: Progress Telerik Report Server - Authentication Bypass
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2024-4358?
report server 2024: upgrade to newer than 10.0.24.305. Exact commands for each OS are on this page.
Is CVE-2024-4358 being exploited?
Yes. CVE-2024-4358 is on the CISA Known Exploited Vulnerabilities list, so treat it as patch-now.
What does CVE-2024-4358 affect?
CVE-2024-4358 affects report server 2024. Severity is critical (CVSS 9.8). 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 urgent is CVE-2024-4358?
Priority 97/100. Critical severity; EPSS top 1%: very likely to be exploited; Exploited in the wild (CISA KEV); Public exploit reference; CISA SSVC: automatable with total technical impact; Remotely exploitable, no login, no user action