Is CVE-2023-34839 actively exploited?

No active exploitation of CVE-2023-34839 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2023-34839 be exploited remotely?

Yes. CVE-2023-34839 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2023-34839?

CVE-2023-34839 has a CVSS score of 6.8 (MEDIUM).

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MEDIUM

CVE-2023-34839

CWE-352Published: June 27, 2023· Updated: Jun 17, 2026

6.8

CVSS v3.1

Official Description

A Cross Site Request Forgery (CSRF) vulnerability in Issabel issabel-pbx v.4.0.0-6 allows a remote attacker to gain privileges via a Custom CSRF exploit to create new user function in the application.

NVD Source

Technical Analysis

CVE-2023-34839 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires high privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

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 6.8.