CVE-2024-4358

CRITICALNVD 9.89.8—
EchelonGraph scoreHIGH confidence

Score elevated to 9.8 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2024-06-13), indicating real-world exploitation has been confirmed by US federal agencies. NVD baseline CVSS 9.8 retained for reference. Confidence: HIGH.

Triggered by: CISA KEV (actively exploited)
Sources: cisa_kev, epss, nvd
Trending — 3 sources updated this weekExploited in the wild
9.8
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS: 97%CVSS: 9.8Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

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.

CVSS v3
9.8
EG Score
9.8(high)
EG Risk
99(Act)
EG Risk 99/100SSVC: Act

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity98% × 45%
Exploitation100% × 40%
Automatability100% × 15%
Action: Fix now — active exploitation, automatable, high impact.
EPSS
99.9%
KEV
⚠ Exploited

Published

May 29, 2024

Last Modified

October 31, 2025

Advisory Details (2)

Auto-updated May 30, 2026
⚠️ Active exploitation confirmed. Patch available. Sources: cisa.
cisa Patch Available🔴 Active Exploitation

Known Exploited Vulnerabilities Catalog | CISA

Known Exploited Vulnerabilities Catalog | CISA. Listed in CISA Known Exploited Vulnerabilities catalog.

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-4358
generic

Telerik Report Server Authentication Bypass Vulnerability - Telerik Report Server

https://docs.telerik.com/report-server/knowledge-base/registration-auth-bypass-cve-2024-4358

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 8× in last 7d / 25× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-23 02:40 UTCEG score recompute
  2. 2026-07-23 00:13 UTCEG score recompute
  3. 2026-07-22 19:40 UTCCISA KEV update
  4. 2026-07-21 14:37 UTCCISA KEV update
  5. 2026-07-18 11:39 UTCEG score recompute
  6. 2026-07-18 10:03 UTCEPSS rescore
  7. 2026-07-18 10:03 UTCEPSS rescore
  8. 2026-07-16 17:04 UTCCISA KEV update
  9. 2026-07-15 16:49 UTCCISA KEV update
  10. 2026-07-15 15:04 UTCCISA KEV update
  11. 2026-07-14 18:05 UTCCISA KEV update
  12. 2026-07-13 17:07 UTCCISA KEV update
  13. 2026-07-10 17:52 UTCCISA KEV update
  14. 2026-07-07 19:01 UTCCISA KEV update
  15. 2026-07-07 17:16 UTCCISA KEV update
  16. 2026-07-07 13:45 UTCEPSS rescore
  17. 2026-07-05 02:29 UTCEPSS rescore
  18. 2026-07-01 19:16 UTCCISA KEV update
  19. 2026-06-29 19:12 UTCCISA KEV update
  20. 2026-06-28 04:55 UTCEPSS rescore
  21. 2026-06-28 04:55 UTCEPSS rescore
  22. 2026-06-25 19:15 UTCCISA KEV update
  23. 2026-06-23 21:32 UTCEPSS rescore
  24. 2026-06-23 21:32 UTCEPSS rescore
  25. 2026-06-23 17:44 UTCCISA KEV update
Show 25 more
  1. 2026-06-18 16:13 UTCCISA KEV update
  2. 2026-06-16 19:33 UTCCISA KEV update
  3. 2026-06-15 19:33 UTCCISA KEV update
  4. 2026-06-15 17:47 UTCEPSS rescore
  5. 2026-06-14 23:17 UTCEPSS rescore
  6. 2026-06-13 22:59 UTCEPSS rescore
  7. 2026-06-13 22:59 UTCEPSS rescore
  8. 2026-06-13 22:59 UTCEPSS rescore
  9. 2026-06-12 17:35 UTCCISA KEV update
  10. 2026-06-11 19:10 UTCCISA KEV update
  11. 2026-06-09 18:42 UTCCISA KEV update
  12. 2026-06-09 17:12 UTCCISA KEV update
  13. 2026-06-08 19:16 UTCCISA KEV update
  14. 2026-06-08 17:26 UTCCISA KEV update
  15. 2026-06-05 22:43 UTCCISA KEV update
  16. 2026-06-03 19:09 UTCCISA KEV update
  17. 2026-06-02 18:32 UTCCISA KEV update
  18. 2026-06-01 20:42 UTCCISA KEV update
  19. 2026-05-29 22:20 UTCCISA KEV update
  20. 2026-05-27 20:35 UTCCISA KEV update
  21. 2026-05-26 19:13 UTCCISA KEV update
  22. 2026-05-26 07:18 UTCEPSS rescore
  23. 2026-05-26 07:18 UTCEPSS rescore
  24. 2026-05-26 07:18 UTCEPSS rescore
  25. 2026-05-24 00:51 UTCEG score recompute

Publicly available exploits

(9 references)

Working exploit code is in the public domain (2 Metasploit modules) (5 GitHub PoCs) (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • Exploit-DBEDB-52103
    First seen Mar 28, 2025

    Progress Telerik Report Server 2024 Q1 (10.0.24.305) - Authentication Bypass

    Open source ↗
  • GitHub PoCgh-ost00/CVE-2024-4358
    First seen Aug 24, 2024

    Telerik Report Server deserialization and authentication bypass exploit chain for CVE-2024-4358/CVE-2024-1800

    Open source ↗
  • GitHub PoCverylazytech/CVE-2024-4358
    First seen Jun 9, 2024

    Authentication Bypass Vulnerability — CVE-2024–4358 — Telerik Report Server 2024

    Open source ↗
  • GitHub PoCSk1dr0wz/CVE-2024-4358_Mass_Exploit
    First seen Jun 5, 2024
    Open source ↗
  • GitHub PoCRevoltSecurities/CVE-2024-4358
    First seen Jun 4, 2024

    An Vulnerability detection and Exploitation tool for CVE-2024-4358

    Open source ↗
  • Metasploitexploit/windows/http/telerik_report_server_deserialization✓ verified
    First seen Jun 4, 2024

    Telerik Report Server Auth Bypass and Deserialization RCE

    Open source ↗
  • Metasploitauxiliary/scanner/http/telerik_report_server_auth_bypass✓ verified
    First seen Jun 4, 2024

    Telerik Report Server Auth Bypass

    Open source ↗
  • GitHub PoCsinsinology/CVE-2024-4358
    First seen Jun 3, 2024

    Progress Telerik Report Server pre-authenticated RCE chain (CVE-2024-4358/CVE-2024-1800)

    Open source ↗
  • Nucleihttp/cves/2024/CVE-2024-4358.yaml
    First seen Jan 1, 2024

    Progress Telerik Report Server - Authentication Bypass

    Open source ↗

Frequently asked(6)

What is CVE-2024-4358?
CVE-2024-4358 is a critical vulnerability published on May 29, 2024. 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.
When was CVE-2024-4358 disclosed?
CVE-2024-4358 was first published in the National Vulnerability Database on May 29, 2024, with the most recent update on October 31, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2024-4358 actively exploited?
Yes. CISA added CVE-2024-4358 to the Known Exploited Vulnerabilities catalog on June 13, 2024, affecting Progress Telerik Report Server. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.
What is the CVSS score of CVE-2024-4358?
CVE-2024-4358 has a CVSS v3 base score of 9.8 (NVD).
Which products are affected by CVE-2024-4358?
CVE-2024-4358 affects Progress Telerik Report Server. The full affected-products list, including version ranges and fixed versions, is shown in the Affected Packages section of this page.
How do I remediate CVE-2024-4358?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2024-4358, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

Explore the affected products and dependency analysis for CVE-2024-4358

Explore →

Is Your Infrastructure Affected by CVE-2024-4358?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs