
CVE-2021-26036 – [20210702] - Core - DoS through usergroup table manipulation
https://notcve.org/view.php?id=CVE-2021-26036
07 Jul 2021 — An issue was discovered in Joomla! 2.5.0 through 3.9.27. Missing validation of input could lead to a broken usergroups table. Se ha detectado un problema en Joomla! versiones 2.5.0 hasta 3.9.27. • https://developer.joomla.org/security-centre/857-20210702-core-dos-through-usergroup-table-manipulation.html • CWE-20: Improper Input Validation •

CVE-2021-26035 – [20210701] - Core - XSS in JForm Rules field
https://notcve.org/view.php?id=CVE-2021-26035
07 Jul 2021 — An issue was discovered in Joomla! 3.0.0 through 3.9.27. Inadequate escaping in the rules field of the JForm API leads to a XSS vulnerability. Se ha detectado un problema en Joomla! versiones 3.0.0 hasta 3.9.27. • https://developer.joomla.org/security-centre/856-20210701-core-xss-in-jform-rules-field.html • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') •

CVE-2021-26034 – [20210503] - Core - CSRF in data download endpoints
https://notcve.org/view.php?id=CVE-2021-26034
26 May 2021 — An issue was discovered in Joomla! 3.0.0 through 3.9.26. A missing token check causes a CSRF vulnerability in data download endpoints in com_banners and com_sysinfo. Se detectó un problema en Joomla! versiones 3.0.0 hasta 3.9.26. • https://developer.joomla.org/security-centre/854-20210503-core-csrf-in-data-download-endpoints.html • CWE-352: Cross-Site Request Forgery (CSRF) •

CVE-2021-26033 – [20210502] - Core - CSRF in AJAX reordering endpoint
https://notcve.org/view.php?id=CVE-2021-26033
26 May 2021 — An issue was discovered in Joomla! 3.0.0 through 3.9.26. A missing token check causes a CSRF vulnerability in the AJAX reordering endpoint. Se detectó un problema en Joomla! versiones 3.0.0 hasta 3.9.26. • https://developer.joomla.org/security-centre/853-20210502-core-csrf-in-ajax-reordering-endpoint.html • CWE-352: Cross-Site Request Forgery (CSRF) •

CVE-2021-26032 – [20210501] - Core - Adding HTML to the executable block list of MediaHelper::canUpload
https://notcve.org/view.php?id=CVE-2021-26032
26 May 2021 — An issue was discovered in Joomla! 3.0.0 through 3.9.26. HTML was missing in the executable block list of MediaHelper::canUpload, leading to XSS attack vectors. Se detectó un problema en Joomla! versiones 3.0.0 hasta 3.9.26. • https://developer.joomla.org/security-centre/852-20210501-core-adding-html-to-the-executable-block-list-of-mediahelper-canupload.html • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') •

CVE-2021-26031 – [20210402] - Core - Inadequate filters on module layout settings
https://notcve.org/view.php?id=CVE-2021-26031
14 Apr 2021 — An issue was discovered in Joomla! 3.0.0 through 3.9.25. Inadequate filters on module layout settings could lead to an LFI. Se detectó un problema en Joomla! versiones 3.0.0 hasta 3.9.25. • https://developer.joomla.org/security-centre/851-20210402-core-inadequate-filters-on-module-layout-settings.html •

CVE-2021-26030 – [20210401] - Core - Escape xss in logo parameter error pages
https://notcve.org/view.php?id=CVE-2021-26030
14 Apr 2021 — An issue was discovered in Joomla! 3.0.0 through 3.9.25. Inadequate escaping allowed XSS attacks using the logo parameter of the default templates on error page Se detectó un problema en Joomla! versiones 3.0.0 hasta 3.9.25. El escape inadecuado permitió ataques de tipo XSS, usando el parámetro logo de las plantillas predeterminadas en la página de error • https://developer.joomla.org/security-centre/850-20210401-core-escape-xss-in-logo-parameter-error-pages.html • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') •

CVE-2021-26029 – [20210309] - Core - Inadequate filtering of form contents could allow to overwrite the author field
https://notcve.org/view.php?id=CVE-2021-26029
04 Mar 2021 — An issue was discovered in Joomla! 1.6.0 through 3.9.24. Inadequate filtering of form contents could allow to overwrite the author field. Se detectó un problema en Joomla! versiones 1.6.0 hasta 3.9.24. • https://developer.joomla.org/security-centre/849-20210309-core-inadequate-filtering-of-form-contents-could-allow-to-overwrite-the-author-field.html •

CVE-2021-26028 – [20210308] - Core - Path Traversal within joomla/archive zip class
https://notcve.org/view.php?id=CVE-2021-26028
04 Mar 2021 — An issue was discovered in Joomla! 3.0.0 through 3.9.24. Extracting an specifilcy crafted zip package could write files outside of the intended path. Se detectó un problema en Joomla! versiones 3.0.0 hasta 3.9.24. • https://developer.joomla.org/security-centre/848-20210308-core-path-traversal-within-joomla-archive-zip-class.html • CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') •

CVE-2021-26027 – [20210307] - Core - ACL violation within com_content frontend editing
https://notcve.org/view.php?id=CVE-2021-26027
04 Mar 2021 — An issue was discovered in Joomla! 3.0.0 through 3.9.24. Incorrect ACL checks could allow unauthorized change of the category for an article. Se detectó un problema en Joomla! versiones 3.0.0 hasta 3.9.24. • https://developer.joomla.org/security-centre/847-20210307-core-acl-violation-within-com-content-frontend-editing.html • CWE-863: Incorrect Authorization •