CVE-2025-7821: CWE-862 Missing Authorization in wcplus WC Plus
The WC Plus plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'pluswc_logo_favicon_logo_base' AJAX action in all versions up to, and including, 1.2.0. This makes it possible for unauthenticated attackers to update the site's favicon logo base.
AI Analysis
Technical Summary
CVE-2025-7821 is a missing authorization vulnerability (CWE-862) in the WC Plus WordPress plugin affecting all versions up to 1.2.0. The issue arises because the plugin fails to verify user capabilities on the 'pluswc_logo_favicon_logo_base' AJAX action, enabling unauthenticated attackers to update the site's favicon logo base. This vulnerability does not impact confidentiality or availability but allows integrity modification of site data. The CVSS 3.1 base score is 5.3 (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N). No patch or official fix information is provided.
Potential Impact
An unauthenticated attacker can modify the favicon logo base of a site running the vulnerable WC Plus plugin, potentially leading to unauthorized content changes visible to site visitors. There is no impact on confidentiality or availability reported. The integrity of the site’s favicon is compromised.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, consider disabling or restricting access to the affected AJAX action if possible. Monitor official WC Plus plugin channels for updates or patches addressing this vulnerability.
CVE-2025-7821: CWE-862 Missing Authorization in wcplus WC Plus
Description
The WC Plus plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'pluswc_logo_favicon_logo_base' AJAX action in all versions up to, and including, 1.2.0. This makes it possible for unauthenticated attackers to update the site's favicon logo base.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2025-7821 is a missing authorization vulnerability (CWE-862) in the WC Plus WordPress plugin affecting all versions up to 1.2.0. The issue arises because the plugin fails to verify user capabilities on the 'pluswc_logo_favicon_logo_base' AJAX action, enabling unauthenticated attackers to update the site's favicon logo base. This vulnerability does not impact confidentiality or availability but allows integrity modification of site data. The CVSS 3.1 base score is 5.3 (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N). No patch or official fix information is provided.
Potential Impact
An unauthenticated attacker can modify the favicon logo base of a site running the vulnerable WC Plus plugin, potentially leading to unauthorized content changes visible to site visitors. There is no impact on confidentiality or availability reported. The integrity of the site’s favicon is compromised.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, consider disabling or restricting access to the affected AJAX action if possible. Monitor official WC Plus plugin channels for updates or patches addressing this vulnerability.
Technical Details
- Data Version
- 5.1
- Assigner Short Name
- Wordfence
- Date Reserved
- 2025-07-18T17:37:39.899Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 68a9446fad5a09ad0026952f
Added to database: 8/23/2025, 4:32:47 AM
Last enriched: 4/9/2026, 10:47:42 AM
Last updated: 5/13/2026, 4:54:06 PM
Views: 118
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