CVE-2022-4670

Public Exploit

PDF.js Viewer < 2.1.8 - Contributor+ Stored XSS via Shortcode

Description

The PDF.js Viewer WordPress plugin before 2.1.8 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.

5.4

CVSS

Severity: Medium

CVSS 3.1 •

EPSS 0.45%

Third-Party Advisory wpscan.com

Affected: Unknown PDF.js Viewer

References

Link	Tags
https://wpscan.com/vulnerability/2a67c290-2a27-44fe-95ae-2d427e9d7548	third party advisory vdb entry exploit technical description

Frequently Asked Questions

What is the severity of CVE-2022-4670?: CVE-2022-4670 has been scored as a medium severity vulnerability.
How to fix CVE-2022-4670?: To fix CVE-2022-4670, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-4670 being actively exploited in the wild?: It is possible that CVE-2022-4670 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-4670?: CVE-2022-4670 affects Unknown PDF.js Viewer.

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