CVE-2021-27811
HIGH
7.2
CVSS Score
Published: May 21, 2021 at 05:11 PM UTC
Updated: June 17, 2026 at 03:45 AM UTC
1 product affected across 1 vendorQibosoft
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Severity
HIGH7.2
Exploit prediction
EPSS 1%
Description
A code injection vulnerability has been discovered in the Upgrade function of QibosoftX1 v1.0. An attacker is able execute arbitrary PHP code via exploitation of client_upgrade_edition.php and Upgrade.php.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.
References (2)
x_refsource_MISCExploitIssue TrackingThird Party Advisory
Source: [email protected]
https://github.com/whiskey-jj/w2s2x2222.github.io/issues/2x_refsource_MISCThird Party Advisory
Source: [email protected]
https://www.cnvd.org.cn/flaw/show/2297879CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- HIGH
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-94
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