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.
Published: 2026-10-08
Score: 6.5 Medium
EPSS: < 1% Very Low
KEV: No
Impact: Stored Cross‑Site Scripting (XSS)
Action: Immediate Patch
AI Analysis

Impact

This vulnerability arises from improper neutralization of input during web page generation in the ShortPixel Image Optimizer plugin, allowing an attacker to store malicious scripts that are executed in the browsers of site visitors. The stored XSS flaw permits arbitrary script execution when pages are viewed.

Affected Systems

ShortPixel Image Optimizer versions from the earliest released through 6.5.6 are affected. Users running any of these releases are susceptible to exploitation.

Risk and Exploitability

The CVSS score of 6.5 indicates moderate severity. The EPSS score is unavailable, and the vulnerability is not listed in the CISA KEV catalog. Attackers can exploit the flaw to deliver arbitrary script code that runs in the context of the site when visitors view affected pages.

Generated by OpenCVE AI on October 8, 2026 at 18:04 UTC.

Remediation

Vendor Solution

Update the WordPress ShortPixel Image Optimizer plugin to the latest available version (at least 6.6.0).

OpenCVE Recommended Actions

  • Apply the latest version of the ShortPixel Image Optimizer plugin (6.6.0 or newer).
  • If updating immediately is not possible, disable the plugin until a patch is available.
  • Where feasible, restrict the plugin’s usage to authenticated administrators only to limit potential exposure.

Generated by OpenCVE AI on October 8, 2026 at 18:04 UTC.

Tracking

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Advisories

No advisories yet.

History

Thu, 08 Oct 2026 15:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Thu, 08 Oct 2026 13:30:00 +0000

Type Values Removed Values Added
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.
Title WordPress ShortPixel Image Optimizer plugin <= 6.5.6 - Cross Site Scripting (XSS) vulnerability
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L'}

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: Patchstack

Published:

Updated: 2026-10-08T14:18:45.750Z

Reserved: 2026-09-30T00:15:58.645Z

Link: CVE-2026-103070

cve-icon Vulnrichment

Updated: 2026-10-08T14:18:41.050Z

cve-icon NVD

Status : Deferred

Published: 2026-10-08T13:17:12.150

Modified: 2026-10-08T17:24:11.230

Link: CVE-2026-103070

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-08T18:15:14Z

Weaknesses
  • CWE-79

    Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')