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Vulnerability Details :

CVE-2026-13184

Summary
Assigner-ProgressSoftware
Assigner Org ID-f9fea0b6-671e-4eea-8fde-31911902ae05
Published At-22 Jul, 2026 | 13:37
Updated At-22 Jul, 2026 | 19:14
Rejected At-
Credits

RadAsyncUpload Default HMAC Key Fallback Vulnerability in Telerik UI for ASP.NET AJAX

In Progress® Telerik® UI for AJAX prior to v2026.2.708, when Telerik.Upload.ConfigurationHashKey is absent and machineKey is not explicitly configured, upload metadata integrity protection may fall back to a predictable default key, enabling attackers to forge protected upload metadata and unlock further exploit chains.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:ProgressSoftware
Assigner Org ID:f9fea0b6-671e-4eea-8fde-31911902ae05
Published At:22 Jul, 2026 | 13:37
Updated At:22 Jul, 2026 | 19:14
Rejected At:
▼CVE Numbering Authority (CNA)
RadAsyncUpload Default HMAC Key Fallback Vulnerability in Telerik UI for ASP.NET AJAX

In Progress® Telerik® UI for AJAX prior to v2026.2.708, when Telerik.Upload.ConfigurationHashKey is absent and machineKey is not explicitly configured, upload metadata integrity protection may fall back to a predictable default key, enabling attackers to forge protected upload metadata and unlock further exploit chains.

Affected Products
Vendor
Progress Software CorporationProgress Software
Product
Telerik UI for ASP.NET AJAX
Default Status
unaffected
Versions
Affected
  • From 2010.1.309 before 2026.2.708 (custom)
Problem Types
TypeCWE IDDescription
CWECWE-321CWE-321 Use of Hard-coded Cryptographic Key
Type: CWE
CWE ID: CWE-321
Description: CWE-321 Use of Hard-coded Cryptographic Key
Metrics
VersionBase scoreBase severityVector
3.17.5HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Version: 3.1
Base score: 7.5
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Metrics Other Info
Impacts
CAPEC IDDescription
CAPEC-586CAPEC-586 Object Injection
CAPEC ID: CAPEC-586
Description: CAPEC-586 Object Injection
Solutions
Configurations
Workarounds
Exploits
Credits
finder
Marcio Almeida of TantoSec
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://www.telerik.com/products/aspnet-ajax/documentation/knowledge-base/kb-security-rau-unauth-deserialization-chain-cve-2026-13184
vendor-advisory
Hyperlink: https://www.telerik.com/products/aspnet-ajax/documentation/knowledge-base/kb-security-rau-unauth-deserialization-chain-cve-2026-13184
Resource:
vendor-advisory
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:security@progress.com
Published At:22 Jul, 2026 | 14:17
Updated At:22 Jul, 2026 | 20:16

In Progress® Telerik® UI for AJAX prior to v2026.2.708, when Telerik.Upload.ConfigurationHashKey is absent and machineKey is not explicitly configured, upload metadata integrity protection may fall back to a predictable default key, enabling attackers to forge protected upload metadata and unlock further exploit chains.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary3.17.5HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
N/A
Type: Secondary
Version: 3.1
Base score: 7.5
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Type: N/A
Version:
Base score:
Base severity: N/A
Vector:
CPE Matches
Weaknesses
CWE IDTypeSource
CWE-321Secondarysecurity@progress.com
CWE ID: CWE-321
Type: Secondary
Source: security@progress.com
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://www.telerik.com/products/aspnet-ajax/documentation/knowledge-base/kb-security-rau-unauth-deserialization-chain-cve-2026-13184security@progress.com
N/A
Hyperlink: https://www.telerik.com/products/aspnet-ajax/documentation/knowledge-base/kb-security-rau-unauth-deserialization-chain-cve-2026-13184
Source: security@progress.com
Resource: N/A

Change History

0
Information is not available yet

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Vendor-SonicWall Inc.
Product-global_management_systemanalyticsAnalyticsGMS
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CWE ID-CWE-798
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Assigner-Siemens
CVSS Score-7.5||HIGH
EPSS-0.63% / 46.43%
||
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Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
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Action-Not Available
Vendor-Siemens AG
Product-logo\!_8_bmlogo\!_8_bm_firmwareLOGO! 8 BM (incl. SIPLUS variants)
CWE ID-CWE-321
Use of Hard-coded Cryptographic Key
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Details not found