Progress Telerik UI for Blazor up to 14.0.0 Chat AI Integration path traversal

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.3$0-$5k0.22+

Summaryinfo

A vulnerability identified as problematic has been detected in Progress Telerik UI for Blazor up to 14.0.0. Affected by this issue is some unknown functionality of the component Chat AI Integration. The manipulation leads to path traversal. This vulnerability is referenced as CVE-2026-118976. Remote exploitation of the attack is possible. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Progress Telerik UI for Blazor up to 14.0.0. It has been rated as problematic. This issue affects some unknown functionality of the component Chat AI Integration. The manipulation with an unknown input leads to a path traversal vulnerability. Using CWE to declare the problem leads to CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. Impacted is confidentiality. The summary by CVE is:

In Progress® Telerik® UI for Blazor versions v11.1.0 through v14.0.0, the demo application's Chat AI Integration example contains a relative path traversal vulnerability that could allow an attacker to read files outside of the chat attachments folder that are within the server's filesystem scope.

It is possible to read the advisory at telerik.com. The identification of this vulnerability is CVE-2026-118976 since 10/29/2026. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1006 according to MITRE ATT&CK.

Upgrading to version 14.1.0 eliminates this vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 7.5
CNA Vector (ProgressSoftware): 🔒

CVSSv2info

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

Exploitinginfo

Class: Path traversal
CWE: CWE-22
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 UI for Blazor 14.1.0

Timelineinfo

10/29/2026 CVE reserved
11/13/2026 +15 days Advisory disclosed
11/13/2026 +0 days VulDB entry created
11/13/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: telerik.com
Status: Confirmed

CNA: ProgressSoftware
CVE: CVE-2026-118976 (🔒)

GCVE (CVE): GCVE-0-2026-118976
GCVE (VulDB): GCVE-100-437075

Entryinfo

Created: 11/13/2026 16:00
Changes: 11/13/2026 16:00 (63)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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