CVE-2025-63721HIGH 8.8EPSS p32.9%

CVE-2025-63721CVE-2025-63721

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.

Scoring

CVSS 3.18.8 (HIGH)
VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS0.41% probability of exploitation · percentile 32.9% · 2026-06-18T12:00:27Z
Published2025-12-08
Last modified2025-12-11

Underlying weaknesses· 1

CWE-502

References

  1. https://gist.github.com/k1ng0fic3/e8c8c9353fff8fa95e2c2952587e9266
  2. https://github.com/k1ng0fic3/secrisk/blob/main/README.md
  3. https://gist.github.com/k1ng0fic3/e8c8c9353fff8fa95e2c2952587e9266
  4. https://github.com/k1ng0fic3/secrisk/blob/main/README.md

1

TypeTargetConfidenceTier
WeaknessDeserialization of Untrusted Datacwe-5020%live

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.