CVE-2026-124577

CRITICAL 9.8

Intelbras SG 2404 PoE L2+ Web Management EXCU_SHELL improper authentication

CVSS Score

9.8

EPSS Score

0.0%

EPSS Percentile

0th

A weakness has been identified in Intelbras SG 2404 PoE L2+ 1.00.70/1.00.72. The affected element is an unknown function of the file /EXCU_SHELL of the component Web Management Interface. Executing a manipulation can lead to improper authentication. The attack can be launched remotely. The exploit has been made available to the public and could be used for attacks. Upgrading to version 1.00.74 is sufficient to fix this issue. Upgrading the affected component is advised.

CWE	CWE-287
Vendor	intelbras
Product	sg 2404 poe l2+
Published	Nov 9, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

Intelbras / SG 2404 PoE L2+

1.00.70 1.00.72

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/432923 vuldb.com: https://vuldb.com/vuln/432923/cti vuldb.com: https://vuldb.com/cve/CVE-2026-124577 vuldb.com: https://vuldb.com/submit/1038184

Credits

🔍 JoasHS (VulDB User) VulDB Vulnerability Moderation Team