CVE-2021-27811 describes a critical code injection vulnerability in the Upgrade function of QibosoftX1 v1.0, specifically within client_upgrade_edition.php and Upgrade.php. This flaw allows a highly privileged remote attacker to execute arbitrary PHP code on the affected system. With a CVSS score of 7.2 (HIGH), the vulnerability poses a significant risk due to its high impact on confidentiality, integrity, and availability, despite requiring high privileges for exploitation. Currently, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.0CPE matchmatch criteria | cpe:2.3:a:qibosoft:qibosoft:1.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.3 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.