Medium severity · published Oct 8, 2026
CVE-2026-103070
WordPress ShortPixel Image Optimizer plugin <= 6.5.6 - Cross Site Scripting (XSS) vulnerability
6.5
CVSS
0.2%
EPSS
No
On KEV
Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in ShortPixel ShortPixel Image Optimizer shortpixel-image-optimiser allows Stored XSS.This issue affects ShortPixel Image Optimizer: from n/a through 6.5.6.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
Low
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 5% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SI
ShortPixel Image Optimizer · ShortPixel
through 6.5.6 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-103070
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-103070
vdb-entry
https://patchstack.com/database/wordpress/plugin/shortpixel-image-optimiser/vulnerability/wordpress-shortpixel-image-optimizer-plugin-6-5-6-cross-site-scripting-xss-vulnerability?_s_id=cve
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