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MEDIUM

CVE-2018-1999021

CVSS v3

5.4

MEDIUM

EPSS Score

0.7 %

exploit probability, as of 2026-10-19

CISA KEV

No

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • gleez/cmsPackagistall versions · no fixed version listed

Full record on NVD

Description

Gleezcms Gleez Cms version 1.3.0 contains a Cross Site Scripting (XSS) vulnerability in Profile page that can result in Inject arbitrary web script or HTML via the profile page editor. This attack appear to be exploitable via The victim must navigate to the attacker's profile page.

Technical details

Published
2018-07-23

Frequently asked questions

What is CVE-2018-1999021?

Gleezcms Gleez Cms version 1.3.0 contains a Cross Site Scripting (XSS) vulnerability in Profile page that can result in Inject arbitrary web script or HTML via the profile page editor. This attack appear to be exploitable via The victim must navigate to the attacker's profile page.

Is CVE-2018-1999021 actively exploited?

Active exploitation of CVE-2018-1999021 has not been confirmed. Its EPSS score was 0.7% on 2026-10-19, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2018-1999021?

CVE-2018-1999021 has a CVSS v3 base score of 5.4 (MEDIUM severity).

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