PatchTheCVECVE-2021-26626: Improper input validation vulnerability in XPLATFORM's execBrowser method can cause execute arbitrary commands
CVE-2021-26626 is a high-severity flaw (CVSS 8.1) affecting xplatform. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
Improper input validation vulnerability in XPLATFORM's execBrowser method can cause execute arbitrary commands. IF the second parameter value of the execBrowser function is ‘default’, the first parameter value could be passed to the ShellExecuteW API. The passed parameter is an arbitrary code to be executed. Remote attackers can use this vulnerability to execute arbitrary remote code.
Why this priority
- High severity
A fixed release or distro patch exists.
Risk facts
| CVSS score | 8.1 (High) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | None |
| User interaction | Required |
| EPSS exploit chance | 1.2% (top 31%) |
| CISA exploited list | No |
| Weakness | CWE-20 |
| Published | 2022-04-19 |
| Last modified | 2026-06-17 |
Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2021-26626?
xplatform: upgrade to 9.2.2.280. Exact commands for each OS are on this page.
Is CVE-2021-26626 being exploited?
CVE-2021-26626 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2021-26626 affect?
CVE-2021-26626 affects xplatform. Severity is high (CVSS 8.1). Improper input validation vulnerability in XPLATFORM's execBrowser method can cause execute arbitrary commands. IF the second parameter value of the execBrowser function is ‘default’, the first parameter value could be passed to the ShellEx
How urgent is CVE-2021-26626?
Priority 46/100. High severity
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