Is CVE-2023-6756 actively exploited?

No active exploitation of CVE-2023-6756 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2023-6756 be exploited remotely?

Yes. CVE-2023-6756 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2023-6756?

CVE-2023-6756 has a CVSS score of 9.8 (CRITICAL).

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CRITICAL

CVE-2023-6756

CWE-307Published: December 13, 2023· Updated: Jun 17, 2026

9.8

CVSS v3.1

Official Description

A vulnerability was found in Thecosy IceCMS 2.0.1. It has been classified as problematic. Affected is an unknown function of the file /login of the component Captcha Handler. The manipulation leads to improper restriction of excessive authentication attempts. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-247884.

NVD Source

Technical Analysis

CVE-2023-6756 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.