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2 vulnerabilities found for Slim SEO – A Fast & Automated SEO Plugin For WordPress by rilwis

CVE-2025-4611 (GCVE-0-2025-4611)

Vulnerability from nvd – Published: 2025-05-21 09:21 – Updated: 2026-04-08 16:57
VLAI
Title
Slim SEO <= 4.5.3 - Authenticated (Contributor+) Stored Cross-Site Scripting via slim_seo_breadcrumbs Shortcode
Summary
The Slim SEO – Fast & Automated WordPress SEO Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's slim_seo_breadcrumbs shortcode in all versions up to, and including, 4.5.3 due to insufficient input sanitization and output escaping on user supplied attributes. 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.
Severity
6.4 (Medium)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
CWE
  • CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Assigner
References
Impacted products
Credits
Muhammad Yudha - DJ
Show details on NVD website
To clipboard 

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                "role": "CISA Coordinator",
                "timestamp": "2025-05-21T10:11:25.640524Z",
                "version": "2.0.3"
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          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
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    ],
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          "value": "Muhammad Yudha - DJ"
        }
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          "value": "The Slim SEO \u2013 Fast \u0026 Automated WordPress SEO Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin\u0027s slim_seo_breadcrumbs shortcode in all versions up to, and including, 4.5.3 due to insufficient input sanitization and output escaping on user supplied attributes. 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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        },
        {
          "url": "https://wordpress.org/plugins/slim-seo/#developers"
        },
        {
          "url": "https://plugins.trac.wordpress.org/browser/slim-seo/tags/4.5.3/src/Breadcrumbs.php#L37"
        },
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    "dateReserved": "2025-05-12T21:07:05.283Z",
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    "state": "PUBLISHED"
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CVE-2025-4611 (GCVE-0-2025-4611)

Vulnerability from cvelistv5 – Published: 2025-05-21 09:21 – Updated: 2026-04-08 16:57
VLAI
Title
Slim SEO <= 4.5.3 - Authenticated (Contributor+) Stored Cross-Site Scripting via slim_seo_breadcrumbs Shortcode
Summary
The Slim SEO – Fast & Automated WordPress SEO Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's slim_seo_breadcrumbs shortcode in all versions up to, and including, 4.5.3 due to insufficient input sanitization and output escaping on user supplied attributes. 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.
Severity
6.4 (Medium)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
CWE
  • CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Assigner
References
Impacted products
Credits
Muhammad Yudha - DJ
Show details on NVD website
To clipboard 

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                  },
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                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-05-21T10:11:25.640524Z",
                "version": "2.0.3"
              },
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            }
          }
        ],
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          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
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        {
          "defaultStatus": "unaffected",
          "product": "Slim SEO \u2013 A Fast \u0026 Automated SEO Plugin For WordPress",
          "vendor": "rilwis",
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              "version": "0",
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        }
      ],
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