Is CVE-2018-25377 actively exploited?

No active exploitation of CVE-2018-25377 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2018-25377 be exploited remotely?

No. CVE-2018-25377 requires local access to exploit.

What is the CVSS score of CVE-2018-25377?

CVE-2018-25377 has a CVSS score of 8.4 (HIGH).

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HIGH

CVE-2018-25377

CWE-120Published: May 25, 2026· Updated: May 26, 2026

8.4

CVSS v3.1

EPSS:0.01%probability of exploitation in 30 daysPercentile:2.3th

Official Description

Flash Slideshow Maker Professional 5.20 contains a buffer overflow vulnerability in the registration dialog that allows local attackers to execute arbitrary code by exploiting structured exception handling. Attackers can craft a malicious payload and paste it into the Name and Code fields of the Help > Register dialog to trigger a reverse shell with system privileges.

NVD Source

Technical Analysis

CVE-2018-25377 requires local access, meaning attackers must already have a foothold on the target system.

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 8.4.