CVE-2025-62871Network attack vector

Unauthorized actions via forged authenticated requests

Published Dec 9, 2025 · Updated Apr 28, 2026

Cross-site request forgery in JustCoded Just TinyMCE Custom Styles 1.2.1 and earlier allows remote attackers to submit forged requests. Patchstack has not published which request handler accepts the forged request, what validation is absent, or what state the request changes. Exploitation requires a logged-in WordPress user to interact with attacker-controlled content; the resulting integrity impact is otherwise undisclosed.

CVSS severity4.3
Medium
EPSS probability0.13%
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 JustCoded Just TinyMCE Custom Styles 1.2.1 and earlier allows remote attackers to submit forged requests. Patchstack has not published which request handler accepts the forged request, what validation is absent, or what state the request changes. Exploitation requires a logged-in WordPress user to interact with attacker-controlled content; the resulting integrity impact is otherwise undisclosed.

The record

CVE
CVE-2025-62871
Published
Dec 9, 2025
Updated
Apr 28, 2026
Vendor
aprokopenko
Product
Just TinyMCE Custom Styles
Classifications
CWE-352, CAPEC-62
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Dec 9, 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 <=1.2.1

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

aprokopenko · Just TinyMCE Custom Stylesversion=0 <=1.2.1

Published CVSS scores

4.3CISA ADP VulnrichmentCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/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.

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

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 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-62Cross Site Request Forgery

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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