RCE in Xunruicms

CVE-2021-38243

xunruicms up to v4.5.1 was discovered to contain a remote code execution (RCE) vulnerability in /index.php. This vulnerability allows attackers to execute arbitrary code via a crafted GET request.

Vulnerability class: RCE (Remote Code Execution)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.016 (74.5th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 75th percentile — 74.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2021-38243: held from 0.013 to 0.016.

EPSS over last 30 days · oldest: 0.013 · newest: 0.016 · change: +0.003

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-38243?
CVE-2021-38243 is a critical-severity vulnerability in Xunruicms, classified under Code Injection. CVSS score: 9.8/10. Published 2023-09-27.
How severe is CVE-2021-38243?
Critical severity. CVSS v3 base score is 9.8 out of 10.