Vulnerability in Apache Any23

CVE-2021-40146

A Remote Code Execution (RCE) vulnerability was discovered in the Any23 YAMLExtractor.java file and is known to affect Any23 versions < 2.5. RCE vulnerabilities allow a malicious actor to execute any code of their choice on a remote machine over LAN, WAN, or internet. RCE belongs to the broader class of arbitrary code execution (ACE) vulnerabilities.

EPSS: 0.057 (92.2th percentile) — read the EPSS interpretation.

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.

Affected products

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-40146?
CVE-2021-40146 is a critical-severity vulnerability in Apache Any23. CVSS score: 9.8/10. Published 2021-09-11.
How severe is CVE-2021-40146?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2021-40146 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.