CVE-2026-5508: CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in theyeti WowPress
The WowPress WordPress plugin up to version 1. 0. 0 contains a stored cross-site scripting (XSS) vulnerability in its 'wowpress' shortcode. This vulnerability arises from insufficient sanitization and escaping of user-supplied attributes, allowing authenticated users with contributor-level access or higher to inject malicious scripts. These scripts execute when any user views the affected page. The vulnerability has a medium severity with a CVSS score of 6. 4. No official patch or remediation guidance is currently available from the vendor. There are no known exploits in the wild at this time.
AI Analysis
Technical Summary
CVE-2026-5508 is a stored cross-site scripting vulnerability in the theyeti WowPress WordPress plugin, affecting all versions up to and including 1.0.0. The issue stems from improper neutralization of input in the 'wowpress' shortcode, where user-supplied attributes are not properly sanitized or escaped. This allows authenticated users with contributor-level privileges or higher to inject arbitrary JavaScript code that executes in the context of other users viewing the injected page. The vulnerability has a CVSS 3.1 base score of 6.4, indicating medium severity. No official fix or patch has been published by the vendor as of the data provided.
Potential Impact
An attacker with contributor-level or higher access can inject persistent malicious scripts into pages via the vulnerable shortcode. This can lead to limited confidentiality and integrity impacts, such as session hijacking or unauthorized actions performed in the context of other users. There is no impact on availability. The vulnerability requires authentication and user interaction (viewing the injected page) to trigger.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict contributor-level access to trusted users only and consider disabling or removing the WowPress plugin if possible. Monitor for updates from the vendor regarding patches or official mitigations.
CVE-2026-5508: CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in theyeti WowPress
Description
The WowPress WordPress plugin up to version 1. 0. 0 contains a stored cross-site scripting (XSS) vulnerability in its 'wowpress' shortcode. This vulnerability arises from insufficient sanitization and escaping of user-supplied attributes, allowing authenticated users with contributor-level access or higher to inject malicious scripts. These scripts execute when any user views the affected page. The vulnerability has a medium severity with a CVSS score of 6. 4. No official patch or remediation guidance is currently available from the vendor. There are no known exploits in the wild at this time.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-5508 is a stored cross-site scripting vulnerability in the theyeti WowPress WordPress plugin, affecting all versions up to and including 1.0.0. The issue stems from improper neutralization of input in the 'wowpress' shortcode, where user-supplied attributes are not properly sanitized or escaped. This allows authenticated users with contributor-level privileges or higher to inject arbitrary JavaScript code that executes in the context of other users viewing the injected page. The vulnerability has a CVSS 3.1 base score of 6.4, indicating medium severity. No official fix or patch has been published by the vendor as of the data provided.
Potential Impact
An attacker with contributor-level or higher access can inject persistent malicious scripts into pages via the vulnerable shortcode. This can lead to limited confidentiality and integrity impacts, such as session hijacking or unauthorized actions performed in the context of other users. There is no impact on availability. The vulnerability requires authentication and user interaction (viewing the injected page) to trigger.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict contributor-level access to trusted users only and consider disabling or removing the WowPress plugin if possible. Monitor for updates from the vendor regarding patches or official mitigations.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Wordfence
- Date Reserved
- 2026-04-03T16:49:06.144Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 69d5fe4e1cc7ad14da373a5f
Added to database: 4/8/2026, 7:05:50 AM
Last enriched: 4/8/2026, 7:21:02 AM
Last updated: 4/8/2026, 8:12:22 AM
Views: 5
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