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HIGH

CVE-2018-19135

CVSS v3

8.8

HIGH

EPSS Score

3.0 %

exploit probability, as of 2026-09-25

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

ClipperCMS 1.3.3 does not have CSRF protection on its kcfinder file upload (enabled by default). This can be used by an attacker to perform actions for an admin (or any user with the file upload capability). With this vulnerability, one can automatically upload files (by default, it allows html, pdf, xml, zip, and many other file types). A file can be accessed publicly under the "/assets/files" directory.

Technical details

Published
2018-11-11
Exploit-DB
EDB-45839

Frequently asked questions

What is CVE-2018-19135?

ClipperCMS 1.3.3 does not have CSRF protection on its kcfinder file upload (enabled by default). This can be used by an attacker to perform actions for an admin (or any user with the file upload capability). With this vulnerability, one can automatically upload files (by default, it allows html, pdf, xml, zip, and many other file types). A file can be accessed publicly under the "/assets/files" directory.

Is CVE-2018-19135 actively exploited?

Active exploitation of CVE-2018-19135 has not been confirmed. Its EPSS score was 3.0% on 2026-09-25, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2018-19135?

CVE-2018-19135 has a CVSS v3 base score of 8.8 (HIGH severity).

Is CVE-2018-19135 affecting your environment?

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