What is CVE-2025-44891?

CVE-2025-44891 is a critical-severity vulnerability in Planet Wgs-804hpt, classified under Stack-based Buffer Overflow. CVSS score: 9.8/10. Published 2025-05-20.

How severe is CVE-2025-44891?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Buffer overflow in Planet Wgs-804hpt

CVE-2025-44891

FW-WGS-804HPT v1.305b241111 was discovered to contain a stack overflow via the host_ip parameter in the web_snmp_v3host_add_post function.

Vulnerability class: Buffer Overflow

Published 2025-05-20 · last modified 2026-06-17.

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.

EPSS exploit prediction

EPSS: 0.005 (42.6th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 43rd percentile — 42.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Planet Wgs-804hpt — versions 2.0
Planet Wgs-804hpt Firmware — versions 1.305b241111

Weakness classification (CWE)

CWE-121 — Stack-based Buffer Overflow

References

lafdrew.github.io/2025/04/20/web-snmp-v3host-add-post-host-ip/ (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2025-44891?: CVE-2025-44891 is a critical-severity vulnerability in Planet Wgs-804hpt, classified under Stack-based Buffer Overflow. CVSS score: 9.8/10. Published 2025-05-20.
How severe is CVE-2025-44891?: Critical severity. CVSS v3 base score is 9.8 out of 10.