Is CVE-2026-3958 actively exploited?

No active exploitation of CVE-2026-3958 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-3958 be exploited remotely?

Yes. CVE-2026-3958 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2026-3958?

CVE-2026-3958 has a CVSS score of 6.3 (MEDIUM).

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MEDIUM

CVE-2026-3958

CWE-918Published: March 11, 2026· Updated: Mar 12, 2026

6.3

CVSS v3.1

EPSS:0.04%probability of exploitation in 30 daysPercentile:10.3th

Official Description

A vulnerability has been found in Woahai321 ListSync up to 0.6.6. This issue affects the function requests.post of the file list-sync-main/api_server.py of the component JSON Handler. The manipulation leads to server-side request forgery. The attack is possible to be carried out remotely. The exploit has been disclosed to the public and may be used. The project was informed of the problem early through an issue report but has not responded yet.

NVD Source

Technical Analysis

CVE-2026-3958 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

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