Is CVE-2018-25271 actively exploited?

No active exploitation of CVE-2018-25271 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2018-25271 be exploited remotely?

No. CVE-2018-25271 requires local access to exploit.

What is the CVSS score of CVE-2018-25271?

CVE-2018-25271 has a CVSS score of 5.5 (MEDIUM).

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MEDIUM

CVE-2018-25271

CWE-787Published: April 22, 2026· Updated: Apr 27, 2026

5.5

CVSS v3.1

EPSS:0.01%probability of exploitation in 30 daysPercentile:1.6th

Official Description

Textpad 8.1.2 contains a denial of service vulnerability that allows local attackers to crash the application by supplying an excessively long buffer string through the Run command interface. Attackers can paste a 5000-byte payload into the Command field via Tools > Run to trigger a buffer overflow that crashes the application.

NVD Source

Technical Analysis

CVE-2018-25271 requires local access, meaning attackers must already have a foothold on the target system.

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

A successful exploit results in availability disruption (denial of service), with a CVSS base score of 5.5.

From a weakness classification perspective (CWE-787): Out-of-bounds write vulnerabilities can lead to data corruption, crashes, or arbitrary code execution.