CVE-2025-63721 | HummerRisk thru v1.5.0 is using a vulnerable Snakeyaml compo… | CVSS 9.8 CRITICAL

Description

HummerRisk thru v1.5.0 is using a vulnerable Snakeyaml component, allowing attackers with normal user privileges to hit the /rule/add API and thereby achieve RCE and take over the server.

Metadata

CVE ID: CVE-2025-63721
State: PUBLISHED
Assigner: mitre
Reserved: 2025-10-27 00:00 UTC
Published: 2025-12-08 00:00 UTC
Last updated: 2025-12-11 14:37 UTC
Primary CWE: CWE-502
CWE-502 Deserialization of Untrusted Data
Vendor / Product: n/a / n/a
Sources: cve.org · NVD

Severity & Metrics

9.8 CRITICAL CVSS 3.1

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

SSVC — CISA Coordinator

Exploitation: PoC
Automatable: yes
Tech. Impact: total

Affected products (1)

Vendor	Product	Platform	Versions
n/a	n/a	—	n/a

Weakness (CWE)

CWE	Source	Description
—	cna	n/a
CWE-502	adp	CWE-502 Deserialization of Untrusted Data

CVSS scores (1)

Score	Severity	Version	Source	Vector
9.8	CRITICAL	3.1	adp	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References (2)