Reported vulnerability

WP SVG Images <= 3.3 - Authenticated (author+) Stored Cross-Site Scripting via SVG

Published 14 Jun 2021

Updated 22 Jan 2024

CVE-2021-24386

Compare your installed software with the affected versions below. Follow the source’s remediation guidance and test an available update after taking a backup. A database entry describes a reported issue; it does not establish whether a particular website has been compromised.

Does this affect my version?

Check your installed version against this advisory. This compares the report’s version ranges and does not scan your website.

WP SVG Images

In WordPress, open Plugins > Installed Plugins and find the version shown beneath the plugin name.

Wordfence advisory

medium · CVSS 6.4

The WP SVG images WordPress plugin before 3.4 did not sanitise the SVG files uploaded, which could allow low privilege users such as author+ to upload a malicious SVG and then perform XSS attacks by inducing another user to access the file directly. In v3.4, the plugin restricted such upload to editors and admin, with an option to also allow author to do so. The description of the plugin has also been updated with a security warning as upload of such content is intended.

Severity vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

WP SVG Images

Software
plugin · wp-svg-images
Affected versions
Start version unspecified, through 3.3
Fix availability
Fix available
Fixed versions
3.4

Recommended action

Update to version 3.4, or a newer patched version

Further references (1)
Data sources and licences

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CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE®). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy.

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Source: Wordfence

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Questions about this vulnerability

Which versions of WP SVG Images are affected?

Wordfence lists these affected versions: Start version unspecified, through 3.3. Use the version checker above to compare your installed release with this report.

Is a fix available for WP SVG Images?

Wordfence reports a fix for this issue in WP SVG Images. It lists these fixed versions: 3.4. Back up your website and test the recommended update before applying it to your live site.

Where can I find my installed plugin version?

In WordPress, open Plugins > Installed Plugins and find the version shown beneath the plugin name.

Does an affected version mean my website has been hacked?

An affected version means the installed release matches a vulnerability described in this report. It does not show whether anyone has exploited it on your website. The checker compares version numbers with stored reports; it does not inspect your website.

These reports cover at least one of the same plugins, themes or WordPress core. Check each report’s affected versions separately.

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