---
title: "CVE-2026-107742: 10Web Booster - Stored XSS"
description: "10Web Booster WordPress plugin <= 2.34.8 contains a stored cross-site scripting caused by insufficient input sanitization and output escaping of the 'author' parameter, letting unauthenticated attackers inject scripts executed when users access the injected page."
url: https://panop.io/threat-heartbeat/CVE-2026-107742/
---

# CVE-2026-107742 10Web Booster - Stored XSS

10Web Booster WordPress plugin <= 2.34.8 contains a stored cross-site scripting caused by insufficient input sanitization and output escaping of the 'author' parameter, letting unauthenticated attackers inject scripts executed when users access the injected page.

CVSS base score 7.2 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Not required

EPSS

0.24% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-107742)

## Details

Type

Stored XSS

Impact

Stored XSS

CVSS vector

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

Published

10 October 2026

Updated

15 October 2026

Weakness

[CWE-79](https://cwe.mitre.org/data/definitions/79.html)

## Vendor fix

Update to the latest version beyond 2.34.8.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-107742](https://nvd.nist.gov/vuln/detail/CVE-2026-107742)
- [https://plugins.trac.wordpress.org/browser/tenweb-speed-optimizer/tags/2.34.8/includes/OptimizerImages.php#L186](https://plugins.trac.wordpress.org/browser/tenweb-speed-optimizer/tags/2.34.8/includes/OptimizerImages.php#L186)
- [https://plugins.trac.wordpress.org/browser/tenweb-speed-optimizer/tags/2.34.8/includes/OptimizerImages.php#L310](https://plugins.trac.wordpress.org/browser/tenweb-speed-optimizer/tags/2.34.8/includes/OptimizerImages.php#L310)
- [https://plugins.trac.wordpress.org/browser/tenweb-speed-optimizer/tags/2.34.8/includes/OptimizerImages.php#L445](https://plugins.trac.wordpress.org/browser/tenweb-speed-optimizer/tags/2.34.8/includes/OptimizerImages.php#L445)
- [https://plugins.trac.wordpress.org/browser/tenweb-speed-optimizer/tags/2.34.8/tenweb\_speed\_optimizer.php#L175](https://plugins.trac.wordpress.org/browser/tenweb-speed-optimizer/tags/2.34.8/tenweb_speed_optimizer.php#L175)
- [https://www.wordfence.com/threat-intel/vulnerabilities/id/b14945a5-c5e7-45cb-b2cc-8d1a265b6c52?source=cve](https://www.wordfence.com/threat-intel/vulnerabilities/id/b14945a5-c5e7-45cb-b2cc-8d1a265b6c52?source=cve)
- [https://plugins.trac.wordpress.org/browser/tenweb-speed-optimizer/tags/2.34.10](https://plugins.trac.wordpress.org/browser/tenweb-speed-optimizer/tags/2.34.10)

[← All CVEs](https://panop.io/threat-heartbeat/)

## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

Panop answers these inside your environment, for this CVE and every other finding.

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