HIGH

CVE-2018-18703

CVSS v3

7.5

HIGH

EPSS Score

4.1 %

exploit probability, as of 2026-10-19

CISA KEV

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2018-18703 yet.

Full record on NVD

Description

PhpTpoint Mailing Server Using File Handling 1.0 suffers from multiple Arbitrary File Read vulnerabilities in different sections that allow an attacker to read sensitive files on the system via directory traversal, bypassing the login page, as demonstrated by the Mailserver_filesystem/home.php coninb, consent, contrsh, condrft, or conspam parameter.

Technical details

Published: 2018-10-29

Frequently asked questions

What is CVE-2018-18703?

Is CVE-2018-18703 actively exploited?

Active exploitation of CVE-2018-18703 has not been confirmed. Its EPSS score was 4.1% on 2026-10-19, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2018-18703?

CVE-2018-18703 has a CVSS v3 base score of 7.5 (HIGH severity).

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