CVE-2025-26582Network attack vector

Stored XSS via forged settings update

Published Feb 13, 2025 · Updated Apr 28, 2026

CSRF in TinyMCE Advanced qTranslate fix editor problems 1.0.0 and earlier allows remote attackers to store scripts via forged requests. The settings-update function lacks nonce validation and accepts attacker-controlled values that WordPress later renders as stored script content. An administrator with an active WordPress session must follow an attacker-controlled link or submit a crafted form, after which the stored script executes in site visitors' browsers.

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

CSRF in TinyMCE Advanced qTranslate fix editor problems 1.0.0 and earlier allows remote attackers to store scripts via forged requests. The settings-update function lacks nonce validation and accepts attacker-controlled values that WordPress later renders as stored script content. An administrator with an active WordPress session must follow an attacker-controlled link or submit a crafted form, after which the stored script executes in site visitors' browsers.

The record

CVE
CVE-2025-26582
Published
Feb 13, 2025
Updated
Apr 28, 2026
Vendor
Blackbam
Product
TinyMCE Advanced qTranslate fix editor problems
Classifications
CWE-352, CAPEC-592, T1204.001
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Feb 13, 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 <=1.0.0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Blackbam · TinyMCE Advanced qTranslate fix editor problemsversion=0 <=1.0.0

Published CVSS scores

7.1Patchstack CNACVSS: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
T1204.001Malicious Link

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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