Cross-site request forgery in Dell XtremIO
Priority LOW 38CWE-352Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Tampering
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-352.
Summary
Dell EMC XtremIO Versions prior to 6.3.3-8, contain a Cross-Site Request Forgery Vulnerability in XMS. A non-privileged attacker could potentially exploit this vulnerability, leading to a privileged victim application user being tricked into sending state-changing requests to the vulnerable application, causing unintended server operations.
Why it matters now
EPSS 0.00429 37th percentileScored 2026-11-07
Fix Fixed XtremIO (Dell): XMS 6.3.3
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 |
|---|---|---|---|---|---|
| Dell | XtremIO | before XMS 6.3.3 | XMS 6.3.3 | Patch available | CNA |
- XtremIO VendorDell Affected before XMS 6.3.3 Fixed in XMS 6.3.3 Patch available CNA
Remediation
- Fix · CNA XtremIO (Dell) Fixed in XMS 6.3.3
Timeline
- 2026-10-02 Threatist record created from CVE-2021-21549
- 2026-10-03 Alias added: GHSA-xx5f-9pxf-9c8j
References
More Dell Xtremio Management Server vulnerabilities
- TI-2022-13266 Missing brute-force protection in Dell XtremIO CVSS 3.1CRITICAL 9.8
- TI-2019-13447 Cross-site scripting in Dell XtremIO CVSS 3.1CRITICAL 9.0
- TI-2025-21454 Sensitive information in log files in Dell XtremIO CVSS 3.1HIGH 8.8
- TI-2025-19298 Sensitive information in log files in Dell TechAdvisor CVSS 3.1HIGH 8.8
- TI-2019-13446 Incorrect permission assignment in Dell XtremIO CVSS 3.1MEDIUM 6.7
- TI-2019-13445 Sensitive information in log files in Dell XtremIO CVSS 3.1MEDIUM 6.7
Sources
- CVE-2021-21549 · CVE Program
- CVE-2021-21549 · NVD
- FIRST EPSS
- GHSA-xx5f-9pxf-9c8j · GitHub Advisory Database · CC BY 4.0
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