CVSS 3.1
Вероятност да бъде експлоатирана в следващите 30 дни (EPSS)
Атакува се
Време до експлоатация
Атакува се по мрежата, без особени условия, без вход и без действие от потребителя.
- Експлоатация: има публичен пример за експлоатация
- Атаката може да се автоматизира
Описание
Оригинално описание
YesWiki is a wiki system written in PHP. Prior to version 4.6.6, the {{erasespamedcomments}} wiki action (actions/EraseSpamedCommentsAction.php) accepts a suppr[] array from POST and deletes every wiki page whose tag appears in that array, with no authorization check anywhere in the action body or in the page-deletion path it invokes. Combined with YesWiki's allow-by-default action ACL model, any user who has page write access, which is the default for everyone (default_write_acl='*') on a fresh install can permanently delete arbitrary wiki pages, including the front page, admin pages, and pages owned by other users. This issue has been patched in version 4.6.6.
Засегнати продукти
- YesWiki yeswiki: < 4.6.6
Вид слабост
История
- 4 септември 2026 Публикувано
Други уязвимости в YesWiki yeswiki
Първоизточници
- https://www.cve.org/CVERecord?id=CVE-2026-52766
- https://nvd.nist.gov/vuln/detail/CVE-2026-52766
- https://github.com/YesWiki/yeswiki/security/advisories/GHSA-6x7x-gcmf-7r8x
- https://github.com/YesWiki/yeswiki/commit/ed5b548a705c8091ba0282aaaba73ddda976abef
- https://github.com/YesWiki/yeswiki/releases/tag/v4.6.6