ACTIVELY EXPLOITED

CVE-2024-4358: Progress Telerik Report Server Authentication Bypass by Spoofing Vulnerability

Facts
VendorProgress
ProductTelerik Report Server
Actively exploitedYes
Added to CISA KEV13 Jun 2024
CISA federal deadline4 Jul 2024
Weakness (CWE)CWE-290

Required action (CISA's text)

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

Description (NVD)

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

SOURCES

Other Progress flaws

Data from NVD, CISA KEV, FIRST EPSS and vendor advisories. Updated 10 Nov 2026.