What is CVE-2025-48826?

CVE-2025-48826 is a high-severity vulnerability in Planet Wgr-500, classified under Use of Externally-Controlled Format String. CVSS score: 8.8/10. Published 2025-10-07.

How severe is CVE-2025-48826?

High severity. CVSS v3 base score is 8.8 out of 10.

Is CVE-2025-48826 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Planet Wgr-500

CVE-2025-48826

A format string vulnerability exists in the formPingCmd functionality of Planet WGR-500 v1.3411b190912. A specially crafted series of HTTP requests can lead to memory corruption. An attacker can send a series of HTTP requests to trigger this vulnerability.

EPSS: 0.044 (90.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Planet Wgr-500 — versions v1.3411b190912
Planet Wgr-500_firmware — versions 1.3411b190912

Weakness classification (CWE)

CWE-134 — Use of Externally-Controlled Format String

Public proof-of-concept exploits

References

talos-cna@cisco.com (Exploit, Third Party Advisory)
af854a3a-2127-422b-91ae-364da2661108

Frequently asked questions

What is CVE-2025-48826?: CVE-2025-48826 is a high-severity vulnerability in Planet Wgr-500, classified under Use of Externally-Controlled Format String. CVSS score: 8.8/10. Published 2025-10-07.
How severe is CVE-2025-48826?: High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2025-48826 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.