Media

WordPress + Microsoft Office 365 / Azure AD | LOGIN <= 15.3 - Stored Cross-Site Scripting

  • Publicada: 15.10.2021
  • Actualizado: 11.10.2026 10:23

The WPO365 | LOGIN WordPress plugin (up to and including version 15.3) by wpo365.com is vulnerable to a persistent Cross-Site Scripting (XSS) vulnerability (also known as Stored or Second-Order XSS). Persistent XSS vulnerabilities occur when the application stores and retrieves client supplied data without proper handling of dangerous content. This type of XSS vulnerability is exploited by submitting malicious script content to the application which is then retrieved and executed by other application users. The attacker could exploit this to conduct a range of attacks against users of the affected application such as session hijacking, account take over and accessing sensitive data. In this case, the XSS payload can be submitted by any anonymous user, the payload then renders and executes when a WordPress administrator authenticates and accesses the WordPress Dashboard. The injected payload can carry out actions on behalf of the administrator including adding other administrative users and changing application settings. This flaw could be exploited to ultimately provide full control of the affected system to the attacker.

Software afectado

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PlataformaPaqueteVersiones vulnerablesCorregida en
Plugin de WordPress WPO365 | SEAMLESS WORDPRESS + MICROSOFT INTEGRATION (WPO365 | LOGIN) <= 15.3 15.4

Referencias

Puntuación CVSS 6.1/10
Vector CVSS
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Debilidad (CWE)
CWE-79
Plataforma
WordPress
Paquete
WPO365 | SEAMLESS WORDPRESS + MICROSOFT INTEGRATION (WPO365 | LOGIN)
Publicada
15.10.2021
Actualizado
11.10.2026 10:23

Fuentes y licencias

Wordfence Intelligence - cd552e86-5f0f-4203-b648-f069503b48e3 - Wordfence Intelligence

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Copyright 2012-2026 Defiant Inc.

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Copyright 2012-2026 Defiant Inc.

Defiant hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute this software vulnerability information. Any copy of the software vulnerability information you make for such purposes is authorized provided that you include a hyperlink to this vulnerability record and reproduce Defiant's copyright designation and this license in any such copy.

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Wordfence Intelligence
Wordfence Intelligence - Defiant, Inc.
Copyright Defiant, Inc. All rights reserved except as granted below.
License grant, section 3.1 of the Wordfence Intelligence Terms and Conditions (January 26, 2026):

Subject to this Agreement, Company hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute the Service. Any copy you make for such purposes is authorized provided that you reproduce Company’s copyright designation, this license, and the license of any disclosed Company licensor in any such copy.

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Historial de vulnerabilidades: WPO365 | SEAMLESS WORDPRESS + MICROSOFT INTEGRATION (WPO365 | LOGIN)

Todas las vulnerabilidades publicadas de este paquete (Plugin de WordPress), de la más reciente a la más antigua. Muestra si es un fallo aislado o un paquete que hay que vigilar.

Entradas en total
8
Primera → última
10.2020 10.2026
Sin corrección
0
Explotada en ataques
0

Distribución por gravedad

  • Crítica 1
  • Alta 3
  • Media 4

Divulgaciones por año

  1. 2020: 1
  2. 2021: 1
  3. 2022: 0
  4. 2023: 0
  5. 2024: 1
  6. 2025: 0
  7. 2026: 5
  1. WordPress + Microsoft Office 365 / Azure AD | LOGIN <= 15.3 - Stored Cross-Site Scripting esta entrada
    Media · 6.1 CVE-2021-43409 <= 15.3 15.4
  2. Crítica · 9.1 CVE-2020-26511 <= 11.6 11.7

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