Progress Telerik Report Server up to 12.2.26.1007 Web Report Designer improper authorization

CVSS Meta Temp Score
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CTI Interest Score
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5.7$0-$5k0.00+

Summaryinfo

A vulnerability has been found in Progress Telerik Report Server and classified as problematic. The impacted element is an unknown function of the component Web Report Designer. The manipulation leads to improper authorization. This vulnerability is listed as CVE-2026-106133. The attack may be initiated remotely. There is no available exploit. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Progress Telerik Report Server and classified as problematic. This issue affects an unknown part of the component Web Report Designer. The manipulation with an unknown input leads to a improper authorization vulnerability. Using CWE to declare the problem leads to CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. Impacted is integrity, and availability. The summary by CVE is:

In Progress® Telerik® Report Server prior to version 12.3.26.1110, an incorrect authorization vulnerability in the Web Report Designer allows an authenticated attacker with low privileges to perform unauthorized operations on shared report resources, affecting their integrity and availability.

The advisory is shared at telerik.com. The identification of this vulnerability is CVE-2026-106133 since 10/06/2026. The exploitation is known to be easy. The attack may be initiated remotely. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1548.002 for this issue.

Upgrading to version 12.3.26.1110 eliminates this vulnerability.

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.8
VulDB Meta Temp Score: 5.7

VulDB Base Score: 5.4
VulDB Temp Score: 5.2
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 6.3
CNA Vector (ProgressSoftware): 🔒

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Improper authorization
CWE: CWE-285 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Telerik Report Server 12.3.26.1110

Timelineinfo

10/06/2026 CVE reserved
11/11/2026 +36 days Advisory disclosed
11/11/2026 +0 days VulDB entry created
11/11/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: telerik.com
Status: Confirmed

CNA: ProgressSoftware
CVE: CVE-2026-106133 (🔒)

GCVE (CVE): GCVE-0-2026-106133
GCVE (VulDB): GCVE-100-435893

Entryinfo

Created: 11/11/2026 19:03
Changes: 11/11/2026 19:03 (64)
Complete: 🔍
Cache ID: 216::103

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