Stored XSS via insufficient iframe filtering
Published May 14, 2025 · Updated Feb 10, 2026
Cross-site scripting in Drupal IFrame Remove Filter allows attackers to run script through crafted iframe content that bypasses filtering. The configured text-format filter fails in undisclosed situations to remove an iframe whose src is outside the allowlist. The attacker must be able to edit content that permits iframes; affected ranges are 1.0 through 1.2, 2.0.0 before 2.0.5, and 7.x-1.0 through 7.x-1.5, and a viewer's browser executes the injected script.
Summary
What happened
Cross-site scripting in Drupal IFrame Remove Filter allows attackers to run script through crafted iframe content that bypasses filtering. The configured text-format filter fails in undisclosed situations to remove an iframe whose src is outside the allowlist. The attacker must be able to edit content that permits iframes; affected ranges are 1.0 through 1.2, 2.0.0 before 2.0.5, and 7.x-1.0 through 7.x-1.5, and a viewer's browser executes the injected script.
The record
- CVE
- CVE-2025-47705
- Published
- May 14, 2025
- Updated
- Feb 10, 2026
- Vendor
- OAuth.js
- Product
- IFrame Remove Filter
- Classifications
- CWE-79, CAPEC-63, T1189
- Attack vector
- network
- Privileges
- Unavailable
Timeline
How it unfolded
- May 14, 2025CVE publishedPublication date reported by the CVE source.
- Feb 10, 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.
- Affected versionversion=1.0 <=1.2
- Affected versionversion=2.0.0 <2.0.5
- Affected versionversion=7.x-1.0 <=7.x-1.5
What conditions does exploitation require?
What is affected?
Published CVSS scores
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.
Weakness, pattern, technique
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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