CVE-2026-9280: CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in spacetime Ad Inserter – Ad Manager & AdSense Ads
The Ad Inserter – Ad Manager & AdSense Ads WordPress plugin is vulnerable to reflected cross-site scripting (XSS) via URL parameters when iframe mode is enabled. This vulnerability affects all versions up to and including 2.8.15. An unauthenticated attacker can inject arbitrary scripts that execute if a user clicks a crafted link. Exploitation requires iframe mode to be enabled on at least one ad block, which is not the default setting but commonly used for certain ad types.
AI Analysis
Technical Summary
CVE-2026-9280 is a reflected cross-site scripting vulnerability in the spacetime Ad Inserter – Ad Manager & AdSense Ads WordPress plugin. It arises from insufficient input sanitization and output escaping of URL parameters in iframe mode (AI_OPTION_IFRAME). This allows unauthenticated attackers to inject arbitrary web scripts that execute in the context of the affected site if a user is tricked into clicking a malicious link. The vulnerability affects all plugin versions from initial releases up to and including 2.8.15. Exploitation requires iframe mode to be enabled on at least one ad block displayed on the targeted page, which is a supported but non-default configuration.
Potential Impact
Successful exploitation can lead to limited confidentiality and integrity impacts by executing arbitrary scripts in the context of the vulnerable website. This can result in actions such as session hijacking or content manipulation. The vulnerability does not impact availability. The CVSS v3.1 base score is 6.1 (medium severity), reflecting network attack vector, low attack complexity, no privileges required, user interaction required, and partial confidentiality and integrity impact.
Mitigation Recommendations
No official patch or remediation is currently confirmed. Users should check the vendor advisory for updates. Until a fix is available, disabling iframe mode (AI_OPTION_IFRAME) on ad blocks will prevent exploitation. Avoid clicking suspicious links that may exploit this vulnerability. Monitor vendor communications for official fixes or updates.
CVE-2026-9280: CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in spacetime Ad Inserter – Ad Manager & AdSense Ads
Description
The Ad Inserter – Ad Manager & AdSense Ads WordPress plugin is vulnerable to reflected cross-site scripting (XSS) via URL parameters when iframe mode is enabled. This vulnerability affects all versions up to and including 2.8.15. An unauthenticated attacker can inject arbitrary scripts that execute if a user clicks a crafted link. Exploitation requires iframe mode to be enabled on at least one ad block, which is not the default setting but commonly used for certain ad types.
CVSS v3.1
Score 6.1medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-9280 is a reflected cross-site scripting vulnerability in the spacetime Ad Inserter – Ad Manager & AdSense Ads WordPress plugin. It arises from insufficient input sanitization and output escaping of URL parameters in iframe mode (AI_OPTION_IFRAME). This allows unauthenticated attackers to inject arbitrary web scripts that execute in the context of the affected site if a user is tricked into clicking a malicious link. The vulnerability affects all plugin versions from initial releases up to and including 2.8.15. Exploitation requires iframe mode to be enabled on at least one ad block displayed on the targeted page, which is a supported but non-default configuration.
Potential Impact
Successful exploitation can lead to limited confidentiality and integrity impacts by executing arbitrary scripts in the context of the vulnerable website. This can result in actions such as session hijacking or content manipulation. The vulnerability does not impact availability. The CVSS v3.1 base score is 6.1 (medium severity), reflecting network attack vector, low attack complexity, no privileges required, user interaction required, and partial confidentiality and integrity impact.
Mitigation Recommendations
No official patch or remediation is currently confirmed. Users should check the vendor advisory for updates. Until a fix is available, disabling iframe mode (AI_OPTION_IFRAME) on ad blocks will prevent exploitation. Avoid clicking suspicious links that may exploit this vulnerability. Monitor vendor communications for official fixes or updates.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Wordfence
- Date Reserved
- 2026-05-22T13:58:30.376Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a239514e29bf47b5005ffc4
Added to database: 06/06/2026, 03:33:40 UTC
Last enriched: 06/13/2026, 09:58:35 UTC
Last updated: 07/31/2026, 19:23:00 UTC
Views: 73
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