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Advanced iFrame <= 2025.6 — Authenticated (Contributor+) Stored Cross-Site Scripting

CVE-2025-8089Published · Updated

Action summary

Affected: ≤2025.6Update to 2025.7 or newer

All remediation steps
Severity
Medium5.4
CVSS
5.4
CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
What does this vector mean?
AV:N Attack vector
Network
AC:L Attack complexity
Low
PR:L Privileges required
Low
UI:N User interaction
None
S:U Scope
Unchanged
C:L Confidentiality
Low
I:L Integrity
Low
A:N Availability
None
Weakness
CWE-79 Cross-Site Scripting
Required access
Unknown
Exploit prediction (EPSS)
No score
CISA KEV
Not listed

Am I affected?

Advanced iFrame advanced-iframe

  1. Affected≤ 2025.6
  2. Patched in2025.7

Update to 2025.7 or newer.

You are affected if you run ≤ 2025.6. Version 2025.7 and later are not affected by this issue.

  • Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under Advanced iFrame.
  • No admin access? Run a passive check of your site. It reads public files only.

What to do

  1. Update to version 2025.7, or a newer patched version
  2. Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
  3. Watch Advanced iFrame to get an email when the next vulnerability is published.

Advisory

Source description from Wordfence Intelligence, credited to zer0gh0st.

The Advanced iFrame plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'additional' parameter in version less than, or equal to, 2025.6 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Exploits & references

Proof-of-concept & detection

No public proof-of-concept or detection template is known for this vulnerability.

Advisories & patches

More in Advanced iFrame

All 13
More vulnerabilities in Advanced iFrame
SeverityVulnerabilityCVEPublished
Medium6.4Authenticated (Contributor+) Stored Cross-Site Scripting via Gutenberg Block 'additional' Attribute
≤2026.1Update to 2026.2
CVE-2026-6742
Medium6.4Authenticated (Contributor+) Stored Cross-Site Scripting
≤2025.10Update to 2026.0
CVE-2026-25453
Medium6.4Authenticated (Contributor+) Stored Cross-Site Scripting
≤2025.5Update to 2025.6
CVE-2025-6987
Medium6.4Authenticated (Contributor+) Stored Cross-Site Scripting via Host Header
≤2024.5Update to 2025.0
CVE-2025-1439
Medium5.3Unauthenticated Settings Update
≤2024.5Update to 2025.0
CVE-2025-1440

Same weakness (Cross-Site Scripting)

All Cross-Site Scripting
Other Cross-Site Scripting vulnerabilities
SeverityVulnerabilityCVEPublished
High7.2Unauthenticated Stored Cross-Site Scripting via Comment User-Agent HeaderCVE-2026-120688
Critical9.8Unauthenticated Arbitrary File Upload via File Upload via Public Form SubmissionCVE-2026-125055
Critical9.8Unauthenticated PHP Object Injection to Remote Code Execution via 'form' ParameterCVE-2026-119077
Medium5.3Unauthenticated Sensitive Information Exposure in 'search' Parameter
Customer Reviews for WooCommerce≤5.127.0Update to 5.128.0
CVE-2026-121518

Timeline

  1. CVE published

    Severity medium, CVSS 5.4

  2. Record last updated

Sources & licenses

Wordfence record
Vulnerability data
Wordfence Intelligence. Copyright 2012-2026 Defiant Inc. Licensed under the CC BY-SA 4.0.
CVE® identifiers
Copyright 1999-2026 The MITRE Corporation. Used under the CVE Program. CVE® is a registered trademark of The MITRE Corporation.
CVSS / CWE
National Vulnerability Database (NVD), shown unmodified. This product uses the NVD API but is not endorsed or certified by the NVD.
VulnCrest content
Summary, remediation guidance and page layout © VulnCrest. Not sourced from NVD.

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