Description

WordPress Plugin WebP Express is prone to an arbitrary file disclosure vulnerability because it fails to properly verify user-supplied input. An attacker can exploit this vulnerability to view local files in the context of the web server process, which may aid in launching further attacks. WordPress Plugin WebP Express version 0.14.10 is vulnerable; prior versions may also be affected.

Remediation

Update to plugin version 0.14.11 or latest

References

https://www.pluginvulnerabilities.com/2018/12/11/a-new-addition-to-our-proactive-monitoring-caught-an-arbitrary-file-viewing-vulnerability-in-a-wordpress-plugin-in-less-than-a-day/

https://www.pluginvulnerabilities.com/2019/04/22/wordpress-believes-that-leaving-millions-of-installs-of-plugins-vulnerable-to-publicly-known-vulnerabilities-is-appropriate-action/

https://plugins.svn.wordpress.org/webp-express/trunk/README.txt

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Severity

High

Classification

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

Tags

Missing Update Information Disclosure CWE-538 CVE-2019-15330