HCL BigFix Mobile / Modern Client Management is vulnerable to stored cross-site scripting
Priority LOW 30CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- High
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · Low
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-79.
Summary
The Master operator may be able to embed script tag in HTML with alert pop-up display cookie.
Why it matters now
EPSS 0.00447 39th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| HCL Software | HCL BigFix Mobile / Modern Client Management | 2.0 | — | No fix listed | CNA |
- HCL BigFix Mobile / Modern Client Management VendorHCL Software Affected 2.0 Fixed in — No fix listed CNA
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:hcltech:bigfix_mobile:*:*:*:*:*:*:*:* | 1.0 to before 2.1 | Vulnerable | HCL Software |
| cpe:2.3:a:hcltech:modern_client_management:*:*:*:*:*:*:*:* | 1.0 to before 2.1 | Vulnerable | HCL Software |
- cpe:2.3:a:hcltech:bigfix_mobile:*:*:*:*:*:*:*:* Versions 1.0 to before 2.1 Vulnerable ·HCL Software
- cpe:2.3:a:hcltech:modern_client_management:*:*:*:*:*:*:*:* Versions 1.0 to before 2.1 Vulnerable ·HCL Software
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-27781
- 2026-10-03 Alias added: GHSA-2r44-78ff-wqc3
References
More HCL Software Bigfix Mobile vulnerabilities
- TI-2023-12598 HCL BigFix Mobile can be affected by a command injection vulnerability CVSS 3.1HIGH 8.8
- TI-2025-00221 HCL BigFix Mobile is affected by an insecure Content Security Policy (CSP) CVSS 3.1MEDIUM 6.5
- TI-2025-00220 HCL BigFix Modern Client Management (MCM) is affected by an insecure Content Security Policy (CSP) CVSS 3.1MEDIUM 6.5
- TI-2021-09176 HCL BigFix Mobile / Modern Client Management Server passwords are susceptible to a brute-force attack CVSS 3.1HIGH 7.5
- TI-2025-00219 Missing authentication in HCL Software BigFix Mobile CVSS 3.1MEDIUM 5.3
- TI-2025-00218 Missing authentication in HCL Software BigFix Modern Client Management CVSS 3.1MEDIUM 5.3
Sources
- CVE-2021-27781 · CVE Program
- CVE-2021-27781 · NVD
- FIRST EPSS
- GHSA-2r44-78ff-wqc3 · GitHub Advisory Database · CC BY 4.0
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