The Power Charts Lite plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'id' parameter of the [pc] shortcode in all versions up to, and including, 0.1.0. This is due to insufficient input sanitization and output escaping on the 'id' shortcode attribute. Specifically, in the pc_shortcode() function, the 'id' attribute is extracted from user-supplied shortcode attributes and directly concatenated into an HTML div element's class attribute without any escaping or sanitization at line 62. The resulting HTML is then passed through html_entity_decode() before being returned, further undermining any potential safety. 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.
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Affected Vendors & Products
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History
Wed, 15 Apr 2026 17:15:00 +0000
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ssvc
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Wed, 15 Apr 2026 15:15:00 +0000
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Dgwyer
Dgwyer power Charts – Responsive Beautiful Charts & Graphs Wordpress Wordpress wordpress |
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Dgwyer
Dgwyer power Charts – Responsive Beautiful Charts & Graphs Wordpress Wordpress wordpress |
Wed, 15 Apr 2026 09:00:00 +0000
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| Description | The Power Charts Lite plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'id' parameter of the [pc] shortcode in all versions up to, and including, 0.1.0. This is due to insufficient input sanitization and output escaping on the 'id' shortcode attribute. Specifically, in the pc_shortcode() function, the 'id' attribute is extracted from user-supplied shortcode attributes and directly concatenated into an HTML div element's class attribute without any escaping or sanitization at line 62. The resulting HTML is then passed through html_entity_decode() before being returned, further undermining any potential safety. 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. | |
| Title | Power Charts <= 0.1.0 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'id' Shortcode Attribute | |
| Weaknesses | CWE-79 | |
| References |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: Wordfence
Published: 2026-04-15T08:28:17.209Z
Updated: 2026-04-15T16:13:09.653Z
Reserved: 2026-03-11T19:05:31.880Z
Link: CVE-2026-4011
Updated: 2026-04-15T13:32:16.307Z
Status : Received
Published: 2026-04-15T09:16:32.883
Modified: 2026-04-15T09:16:32.883
Link: CVE-2026-4011
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