CVE-2025-10357Public exploitNetwork attack vector

Stored XSS via unescaped SEO title output

Published Oct 14, 2025 · Updated Oct 14, 2025

Stored XSS in David Cole Simple SEO before 2.0.32 allows remote authenticated users to execute scripts through crafted SEO title values. The plugin stores the contributor-controlled SEO Title and outputs it into a page without sanitization or context-appropriate escaping. Contributor access is sufficient, and execution requires another user to view the affected page, exposing data and actions available in that user’s browser session.

CVSS severity6.1
Medium
EPSS probability0.19%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Stored XSS in David Cole Simple SEO before 2.0.32 allows remote authenticated users to execute scripts through crafted SEO title values. The plugin stores the contributor-controlled SEO Title and outputs it into a page without sanitization or context-appropriate escaping. Contributor access is sufficient, and execution requires another user to view the affected page, exposing data and actions available in that user’s browser session.

The record

CVE
CVE-2025-10357
Published
Oct 14, 2025
Updated
Oct 14, 2025
Vendor
David Cole
Product
Simple SEO
Classifications
CWE-79, T1059.007
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Oct 14, 2025CVE publishedPublication date reported by the CVE source.
  2. Oct 14, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0 <2.0.32

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

David Cole · Simple SEOversion=0 <2.0.32

Published CVSS scores

6.1CISA-ADPCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
T1059.007Command and Scripting Interpreter: JavaScript/JScript

Public exploit references

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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