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CVE-2026-106152 External Control of Configuration Setting in Telerik Report Server

8.8 highEPSS 0.5%

High (8.8) in progress software telerik report server. EPSS 0.5% estimated probability of exploitation activity in the next 30 days.

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In Progress® Telerik® Report Server prior to version 12.3.26.1110, an external control of a system configuration setting vulnerability allows an unauthenticated remote attacker to influence the server address used by Report Server when generating links and notifications. With user interaction, this can lead to disclosure of sensitive information and account takeover.

Severity

CVSS 3.1

8.8 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
0.5% estimated probability of exploitation activity in the next 30 days; 43rd percentile. Scored 2026-11-13. A forecast for this CVE across the internet, not for your own systems.
CWE
CWE-15 External Control of System or Configuration Setting
OWASP Top 10
A02:2025 Security Misconfiguration
Published
Modified
Assigned by
ProgressSoftware (CNA)
NVD analysis
Awaiting analysis
Record from
the NVD, synced

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Affected

  • progress software:telerik report server

Versions

From the CNA's record in the CVE List.

ProductAffected
Progress Software Telerik Report Serverbefore 12.3.26.1110

Attack patterns (CAPEC)

  • CAPEC-13 Subverting Environment Variable Values Likelihood: High · Severity: Very High
  • CAPEC-69 Target Programs with Elevated Privileges Likelihood: High · Severity: Very High
  • CAPEC-76 Manipulating Web Input to File System Calls Likelihood: High · Severity: Very High
  • CAPEC-77 Manipulating User-Controlled Variables Likelihood: High · Severity: Very High
  • CAPEC-146 XML Schema Poisoning Likelihood: Low · Severity: High
  • CAPEC-176 Configuration/Environment Manipulation Severity: Medium
  • CAPEC-203 Manipulate Registry Information Severity: Medium
  • CAPEC-270 Modification of Registry Run Keys Likelihood: Medium · Severity: Medium
  • CAPEC-271 Schema Poisoning Likelihood: Low · Severity: High
  • CAPEC-579 Replace Winlogon Helper DLL

The attack patterns MITRE's CAPEC relates to this record's weaknesses, as MITRE names them. Credits.

References

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