CVE-2025-39414Network attack vector

Stored XSS via forged privileged-user request

Published Apr 17, 2025 · Updated Apr 28, 2026

Cross-site request forgery in Mike Jolley Spam Stopper 3.1.3 and earlier allows remote attackers to store script content in WordPress. Patchstack has not published the affected request handler, parameter, or missing validation that turns a forged request into stored script content. Exploitation requires a privileged WordPress user to visit or submit attacker-controlled content, after which the stored script executes in a viewer's browser.

CVSS severity7.1
High
EPSS probability0.15%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Cross-site request forgery in Mike Jolley Spam Stopper 3.1.3 and earlier allows remote attackers to store script content in WordPress. Patchstack has not published the affected request handler, parameter, or missing validation that turns a forged request into stored script content. Exploitation requires a privileged WordPress user to visit or submit attacker-controlled content, after which the stored script executes in a viewer's browser.

The record

CVE
CVE-2025-39414
Published
Apr 17, 2025
Updated
Apr 28, 2026
Vendor
Mike Jolley
Product
Spam Stopper
Classifications
CWE-352, CAPEC-592, T1203
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Apr 17, 2025CVE publishedPublication date reported by the CVE source.
  2. Apr 28, 2026Record 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 <=3.1.3

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Mike Jolley · Spam Stopperversion=0 <=3.1.3

Published CVSS scores

7.1PatchstackCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L

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.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

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
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-352Cross-Site Request Forgery (CSRF)
CAPEC-592Stored XSS
T1203Exploitation for Client Execution

Public exploit references

No public exploit references are available in this record.

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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