GHSL-2023-255: HertzBeat Authenticated (user role) RCE via unsafe deserialization in /api/monitors/import

published 2024-08-20 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-39571

cvss: 8.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 1.3%; EPSS 1.3% chance of exploitation in 30 days, percentile 71%
public exploits: 0; none known

Hertzbeat is an open source, real-time monitoring system. Hertzbeat has an authenticated (user role) RCE via unsafe deserialization in /api/monitors/import. This vulnerability is fixed in 1.6.0.

Patch / fix

fixed in 1 links 5

dromara hertzbeat 1.6.0

github.com/apache/hertzbeat@79f5408 commit
github.com/apache/hertzbeat@9dbbfb7 commit
github.com/apache/hertzbeat#1611 pull request
github.com/apache/hertzbeat#1620 pull request
github.com/apache/hertzbeat#1620 pull request

CISA SSVC

Exploitation: Proof of concept is public
Automatable: no
Technical impact: total
Assessed: 2 y ago (2024-08-21)

Exploit prediction

1.33% chance of exploitation in the next 30 days, higher than 71% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

securitylab.github.com https://securitylab.github.com/advisories/GHSL-2023-254_GHSL-2023-256_HertzBeat/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

Apache HertzBeat
dromara hertzbeat

Classification

Weakness

CWE-502 Deserialization of Untrusted Data

References

Sources

CVE List CVE-2024-42362
NVD CVE-2024-42362

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary