Vulnerability · Published May 10, 2022 · Assigned by mitre

CVE-2021-42645

Critical 10.0

In plain English

A critical-severity security flaw in the affected software. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 4.8% (higher than 92% of all known vulnerabilities).

Severity (CVSS NVD)10.0Critical

Exploit odds (30 days)4.8%top 8.0% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

CMSimple_XH 1.7.4 is affected by a remote code execution (RCE) vulnerability. To exploit this vulnerability, an attacker must use the "File" parameter to upload a PHP payload to get a reverse shell from the vulnerable host.

Affected products (as reported)

Vendor	Product	Versions
n/a	n/a	n/a

References

https://github.com/Net-hunter121/CMSimple_XH-Unauth-RCE x_refsource_MISC
https://github.com/cmsimple-xh/cmsimple-xh/releases/tag/1.7.5 x_refsource_MISC