Medium severity · published Aug 5, 2026
CVE-2026-15452
Smash Balloon Social Photo Feed <= 6.11.3 - Reflected Cross-Site Scripting via REQUEST_URI Query String
4.7
CVSS
0.4%
EPSS
No
On KEV
Description
The Smash Balloon Social Photo Feed – Easy Social Feeds Plugin plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via REQUEST_URI Query String in all versions up to, and including, 6.11.3 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
High
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 33% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SB
Smash Balloon Social Photo Feed – Easy Social Feeds Plugin · smub
through 6.11.3 · source: vendor
Affected product
SB
Smash Balloon Social Photo Feed – Easy Social Feeds Plugin
smub
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-15452
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-15452
plugins.trac.wordpress.org
https://plugins.trac.wordpress.org/browser/instagram-feed/tags/6.11.0/admin/SBI_Callout.php#L319
plugins.trac.wordpress.org
https://plugins.trac.wordpress.org/browser/instagram-feed/tags/6.11.0/admin/SBI_Callout.php#L361
plugins.trac.wordpress.org
https://plugins.trac.wordpress.org/browser/instagram-feed/tags/6.11.0/admin/SBI_Callout.php#L386
plugins.trac.wordpress.org
https://plugins.trac.wordpress.org/browser/instagram-feed/tags/6.11.0/admin/SBI_Callout.php#L448
plugins.trac.wordpress.org
https://plugins.trac.wordpress.org/browser/instagram-feed/tags/6.11.3/admin/SBI_Callout.php#L319
plugins.trac.wordpress.org
https://plugins.trac.wordpress.org/browser/instagram-feed/tags/6.11.3/admin/SBI_Callout.php#L361
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