CVE-2026-104448

YesWiki versions prior to 4.6.7 are vulnerable to a cross-site request forgery (CSRF) vulnerability within the ajaxdeletepage handler. The root cause is the application's failure to validate a CSRF token on GET requests that include a jsonp_callback parameter. An attacker could entice a logged-in...

CVE-2026-104449 YesWiki before 4.6.7 Unauthenticated Page Overwrite via Bazar id_fiche

YesWiki before 4.6.7 contains an access control vulnerability allowing unauthenticated attackers to overwrite any existing wiki page, including pages whose write ACL restricts editing, via the Bazar entry-creation flow. Attackers can submit a crafted entry with an attacker-controlled idfiche...

CVE-2026-104448 YesWiki before 4.6.7 CSRF Page Deletion via ajaxdeletepage Handler

YesWiki before 4.6.7 contains a cross-site request forgery vulnerability in the ajaxdeletepage handler, which permanently deletes a page on any GET request carrying a jsonpcallback parameter without checking a CSRF token. Attackers can lure a logged-in administrator or page owner to a crafted lin...

EUVD-2026-91458

YesWiki before 4.6.7 contains a cross-site request forgery vulnerability in the autoupdate UpdateAction that allows attackers to delete installed packages via unprotected GET requests. Attackers can lure a logged-in administrator to a crafted link with action=delete and a package parameter to...

CVE-2026-104447 YesWiki before 4.6.7 CSRF Package Deletion via autoupdate UpdateAction

YesWiki before 4.6.7 contains a cross-site request forgery vulnerability in the autoupdate UpdateAction that allows attackers to delete installed packages via unprotected GET requests. Attackers can lure a logged-in administrator to a crafted link with action=delete and a package parameter to...

CVE-2026-104447 YesWiki before 4.6.7 CSRF Package Deletion via autoupdate UpdateAction

YesWiki before 4.6.7 contains a cross-site request forgery vulnerability in the autoupdate UpdateAction that allows attackers to delete installed packages via unprotected GET requests. Attackers can lure a logged-in administrator to a crafted link with action=delete and a package parameter to...

CVE-2026-104447

Versions of YesWiki before 4.6.7 are vulnerable to a cross-site request forgery (CSRF) vulnerability within the autoupdate UpdateAction . The root cause is the use of unprotected GET requests , which allows an attacker to delete installed packages. By luring a logged-in administrator to a crafted...

CVE-2026-104447 YesWiki before 4.6.7 CSRF Package Deletion via autoupdate UpdateAction

YesWiki before 4.6.7 contains a cross-site request forgery vulnerability in the autoupdate UpdateAction that allows attackers to delete installed packages via unprotected GET requests. Attackers can lure a logged-in administrator to a crafted link with action=delete and a package parameter to...

CVE-2026-104446

YesWiki versions before 4.6.7 are vulnerable to an authentication bypass in the contact mail AJAX handler. This flaw allows unauthenticated attackers to send emails through the wiki's SMTP server by posting an XMLHttpRequest to the mail handler without required field or type parameters. Attackers...

CVE-2026-104446 YesWiki before 4.6.7 Unauthenticated Open Mail Relay via Contact Mail Handler

YesWiki before 4.6.7 contains an authentication bypass in the contact mail AJAX handler that allows unauthenticated attackers to send email through the wiki's SMTP server. Attackers can POST an XMLHttpRequest to the mail handler without field or type parameters, supplying arbitrary recipient,...

CVE-2026-104445 YesWiki before 4.6.7 Authentication Bypass via ActivityPub Inbox Actor Spoofing

YesWiki before 4.6.7 contains an authentication bypass vulnerability in the ActivityPub inbox that fails to bind the verified HTTP signature signer to the activity actor. Unauthenticated attackers with any ActivityPub keypair can send signed Delete or Update activities referencing a mirrored...

EUVD-2026-91456

YesWiki before 4.6.7 contains an authentication bypass vulnerability in the ActivityPub inbox that fails to bind the verified HTTP signature signer to the activity actor. Unauthenticated attackers with any ActivityPub keypair can send signed Delete or Update activities referencing a mirrored...

CVE-2026-104446 YesWiki before 4.6.7 Unauthenticated Open Mail Relay via Contact Mail Handler

YesWiki before 4.6.7 contains an authentication bypass in the contact mail AJAX handler that allows unauthenticated attackers to send email through the wiki's SMTP server. Attackers can POST an XMLHttpRequest to the mail handler without field or type parameters, supplying arbitrary recipient,...

CVE-2026-104446 YesWiki before 4.6.7 Unauthenticated Open Mail Relay via Contact Mail Handler

YesWiki before 4.6.7 contains an authentication bypass in the contact mail AJAX handler that allows unauthenticated attackers to send email through the wiki's SMTP server. Attackers can POST an XMLHttpRequest to the mail handler without field or type parameters, supplying arbitrary recipient,...

CVE-2026-104445 YesWiki before 4.6.7 Authentication Bypass via ActivityPub Inbox Actor Spoofing

YesWiki before 4.6.7 contains an authentication bypass vulnerability in the ActivityPub inbox that fails to bind the verified HTTP signature signer to the activity actor. Unauthenticated attackers with any ActivityPub keypair can send signed Delete or Update activities referencing a mirrored...

CVE-2026-104445

Versions of YesWiki prior to 4.6.7 are susceptible to an authentication bypass vulnerability within the ActivityPub inbox . The root cause is a failure to bind the verified HTTP signature signer to the activity actor. This allows unauthenticated attackers possessing any ActivityPub keypair to sen...

CVE-2026-104445 YesWiki before 4.6.7 Authentication Bypass via ActivityPub Inbox Actor Spoofing

YesWiki before 4.6.7 contains an authentication bypass vulnerability in the ActivityPub inbox that fails to bind the verified HTTP signature signer to the activity actor. Unauthenticated attackers with any ActivityPub keypair can send signed Delete or Update activities referencing a mirrored...

EUVD-2026-91457

YesWiki before 4.6.7 contains an authentication bypass in the contact mail AJAX handler that allows unauthenticated attackers to send email through the wiki's SMTP server. Attackers can POST an XMLHttpRequest to the mail handler without field or type parameters, supplying arbitrary recipient,...

CVE-2026-104444 YesWiki before 4.6.7 Authorization Bypass via Comments API editComment

YesWiki before 4.6.7 contains an authorization bypass vulnerability in the comments API editComment route that allows authenticated low-privilege users to overwrite arbitrary pages or comments by supplying their own page as the pagetag field. Attackers can send a POST request to the api/comments...

EUVD-2026-91455

YesWiki before 4.6.7 contains an authorization bypass vulnerability in the comments API editComment route that allows authenticated low-privilege users to overwrite arbitrary pages or comments by supplying their own page as the pagetag field. Attackers can send a POST request to the api/comments...