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MEDIUM

CVE-2020-18699

CVSS v3

6.1

MEDIUM

EPSS Score

1.3 %

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

  • lin-cmsPyPIall versions · no fixed version listed

Full record on NVD

Description

Cross Site Scripting (XSS) in Lin-CMS-Flask v0.1.1 allows remote attackers to execute arbitrary code by entering scripts in the the 'Username' parameter of the in component 'app/api/cms/user.py'.

Technical details

Published
2021-08-16

Frequently asked questions

What is CVE-2020-18699?

Cross Site Scripting (XSS) in Lin-CMS-Flask v0.1.1 allows remote attackers to execute arbitrary code by entering scripts in the the 'Username' parameter of the in component 'app/api/cms/user.py'.

Is CVE-2020-18699 actively exploited?

Active exploitation of CVE-2020-18699 has not been confirmed. Its EPSS score was 1.3% on 2026-10-19, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-18699?

CVE-2020-18699 has a CVSS v3 base score of 6.1 (MEDIUM severity).

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