Stored script injection via unprotected popup save
Published Jun 20, 2022 · Updated Apr 15, 2025
Cross-site request forgery in Smart Popup by Supsystic 1.7.6 allows remote attackers to inject popup scripting through an administrator. The admin-ajax.php save action accepts mod=popup, action=save, and attacker-supplied HTML without a request-verification token. An authenticated WordPress administrator must visit attacker-controlled content; the forged update can run stored script for administrators or visitors who view the popup.
Summary
What happened
Cross-site request forgery in Smart Popup by Supsystic 1.7.6 allows remote attackers to inject popup scripting through an administrator. The admin-ajax.php save action accepts mod=popup, action=save, and attacker-supplied HTML without a request-verification token. An authenticated WordPress administrator must visit attacker-controlled content; the forged update can run stored script for administrators or visitors who view the popup.
The record
- CVE
- CVE-2017-20065
- Published
- Jun 20, 2022
- Updated
- Apr 15, 2025
- Vendor
- Supsystic
- Product
- Smart Popup by Supsystic
- Classifications
- CWE-352, T1189
- Attack vector
- network
- Privileges
- unauthenticated
Timeline
How it unfolded
- Jun 20, 2022CVE publishedPublication date reported by the CVE source.
- Apr 15, 2025Record 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=1.7.6
What conditions does exploitation require?
What is affected?
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.
Public exploit references
- WordPress Plugin Popup by Supsystic 1.7.6 - Cross-Site Request Forgeryproof of concept · demonstrated
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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