Is CVE-2026-27521 actively exploited?

CVE-2026-27521 has no public evidence of in-the-wild exploitation as of 2026-03-02.

What is the CVSS score for CVE-2026-27521?

CVE-2026-27521 has a CVSS score of 6.9 (MEDIUM severity). Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X.

How do I patch CVE-2026-27521?

Patch guidance is available from binardat security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2026-27521.

Which products are affected by CVE-2026-27521?

1 product: binardat 10g08-0800gsm firmware.

CVE-2026-27521 - remediation guidance & executive summary

Description

Binardat 10G08-0800GSM network switch firmware version V300SP10260209 and prior do not implement rate limiting or account lockout on failed login attempts, enabling brute-force attacks against user credentials.

CVSS Metrics

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector: network
Complexity: low
Privileges: none
User Action: none
Confidentiality: undefined
Integrity: undefined
Availability: undefined
Weaknesses: CWE-307

Metadata

Primary Vendor: BINARDAT
Published: 2/24/2026
Last Modified: 3/2/2026
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

binardat : 10g08-0800gsm_firmware

Remediation Guidance

Executive Summary

Cite this page

CVE-2026-27521. CVEDatabase.com. Retrieved 1 May 2026. https://cvedatabase.com/cve/CVE-2026-27521

View on NIST NVD

CVE-2026-27521 vulnerability