WordPress Plugin Vulnerabilities

Spotlight Social Feeds < 1.4.3 - Contributor+ Stored XSS

Description

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

Proof of Concept

Exploit Additional CSS class(es) for "Spotlight Instagram Feed" Gutenberg block:
" onmouseover="alert(1)" style="background:red;"

Note: First, you need to add a Feed with an Instagram account connection.

Affects Plugins

Plugin icon
spotlight-social-photo-feeds
Fixed in 1.4.3

References

CVE
CVE-2023-0379

Classification

Type
XSS
OWASP top 10
A7: Cross-Site Scripting (XSS)
CWE
CWE-79
CVSS
6.8 (medium)

Miscellaneous

Original Researcher
Lana Codes
Submitter
Lana Codes
Submitter website
https://lana.codes/
Submitter twitter
LanaCodes
Verified
Yes
WPVDB ID
14b4f0c5-c7b1-4ac4-8c9c-f8c35ca5de4a

Timeline

Publicly Published
2023-01-23 (about 10 months ago)
Added
2023-01-23 (about 10 months ago)
Last Updated
2023-01-23 (about 10 months ago)

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