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CVE-2026-21761— CORS Misconfiguration in DevOps Loop

Quick assessment

Affected
HCLSoftware DevOps Loop
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

HCL DevOps Loop是印度HCL公司的一套代码开发平台。 HCL DevOps Loop 2.0.0版本存在配置错误漏洞，该漏洞源于跨资源共享配置不当，可能导致未经授权的跨域请求，潜在地将应用程序资源暴露给不可信域。

CVSS 4.2 · Medium EPSS 0.20% · P9

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage

Affected Version Matrix 1

VendorProduct Version RangeStatus
HCLSoftware DevOps Loop 2.0.0 affected
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I. Basic Information for CVE-2026-21761

Vulnerability Information
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Vulnerability Title
CORS Misconfiguration in DevOps Loop
Source: CVE Program / CVE List V5
Vulnerability Description
HCL DevOps Loop is affected by a Cross-Origin Resource Sharing (CORS) misconfiguration. Improper CORS configuration may allow unauthorized cross-origin requests, potentially exposing application resources to untrusted domains.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
过度许可的跨域白名单
Source: CVE Program / CVE List V5
Vulnerability Title
HCL DevOps Loop 配置错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
HCL DevOps Loop是印度HCL公司的一套代码开发平台。 HCL DevOps Loop 2.0.0版本存在配置错误漏洞，该漏洞源于跨资源共享配置不当，可能导致未经授权的跨域请求，潜在地将应用程序资源暴露给不可信域。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
HCLSoftware DevOps Loop 2.0.0 -

II. Public POCs for CVE-2026-21761

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III. Intelligence Information for CVE-2026-21761

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Vendor Advisories for CVE-2026-21761 (1)

Same Patch Batch · HCLSoftware · 2026-07-17 · 20 CVEs total

CVE-2026-21770 6.5 MEDIUM HCL Traveler for Microsoft Outlook (HTMO) is susceptible to DLL hijacking
CVE-2024-23566 6.5 MEDIUM HCL Aftermarket EPC 授权问题漏洞
CVE-2024-42214 5.3 MEDIUM HCL Aftermarket EPC 跨站脚本漏洞
CVE-2024-23575 5.3 MEDIUM HCL Aftermarket EPC 信息泄露漏洞
CVE-2024-23574 5.3 MEDIUM HCL Aftermarket EPC 侧信道信息泄露漏洞
CVE-2024-23565 5.3 MEDIUM HCL Aftermarket EPC 资源管理错误漏洞
CVE-2024-23568 5.3 MEDIUM HCL Aftermarket EPC 信息泄露漏洞
CVE-2026-21760 4.6 MEDIUM Unauthorized Access to Admin Functionality via Forced Browsing
CVE-2024-23567 4.3 MEDIUM HCL Aftermarket EPC 授权问题漏洞
CVE-2024-23577 4.3 MEDIUM HCL Aftermarket EPC 输入验证错误漏洞
CVE-2024-23571 4.3 MEDIUM HCL Aftermarket EPC 信息泄露漏洞
CVE-2024-23569 4.3 MEDIUM HCL Aftermarket EPC 跨站脚本漏洞
CVE-2024-23570 4.3 MEDIUM HCL Aftermarket EPC 信息泄露漏洞
CVE-2024-23572 4.2 MEDIUM HCL Aftermarket EPC 会话机制问题漏洞
CVE-2024-23578 4.2 MEDIUM HCL Aftermarket EPC 配置错误漏洞
CVE-2024-23573 3.7 LOW HCL Aftermarket EPC 授权问题漏洞
CVE-2026-21762 3.7 LOW Missing HTTP Security Headers in DevOps Loop
CVE-2025-59866 3.3 LOW HCLSoftware DFMPro for CATIA 权限许可和访问控制问题漏洞
CVE-2026-21764 3.1 LOW Insufficient Input Validation in DevOps Loop

IV. Related Vulnerabilities

Same product: DevOps Loop
Same vendor: HCLSoftware
Same weakness: CWE-942

V. Comments for CVE-2026-21761

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