CVE-2023-51389

Public Exploit
HertzBeat SnakeYAML Deser RCE

Description

Hertzbeat is a real-time monitoring system. At the interface of `/define/yml`, SnakeYAML is used as a parser to parse yml content, but no security configuration is used, resulting in a YAML deserialization vulnerability. Version 1.4.1 fixes this vulnerability.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
EPSS 0.27%
Vendor Advisory github.com
Affected: dromara hertzbeat
Published at:
Updated at:

References

Link Tags
https://github.com/dromara/hertzbeat/security/advisories/GHSA-rmvr-9p5x-mm96 vendor advisory exploit
https://github.com/dromara/hertzbeat/commit/97c3f14446d1c96d1fc993df111684926b6cce17 patch

Frequently Asked Questions

What is the severity of CVE-2023-51389?
CVE-2023-51389 has been scored as a critical severity vulnerability.
How to fix CVE-2023-51389?
To fix CVE-2023-51389, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-51389 being actively exploited in the wild?
It is possible that CVE-2023-51389 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-51389?
CVE-2023-51389 affects dromara hertzbeat.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.