Vendor
YesWiki
82 known vulnerabilities.
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High 8.2
YesWiki 4.5.0 before 4.7.0 SQL Injection via date_maj_fiche in Bazar entry create
YesWiki 4.5.0 before 4.7.0 contains an SQL injection vulnerability in PageManager::save(), where the date_maj_fiche field of a Bazar entry-creation request is concatenated unescaped into an INSERT statement. Unauthenticated attackers on default installs can i…
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High 8.1
YesWiki 4.6.2 before 4.7.0 Missing Authorization in ActivityPub syncActorPosts
YesWiki from 4.6.2 before 4.7.0 contains a missing authorization vulnerability in ActivityPubService::syncActorPosts that lets malicious ActivityPub servers manipulate other actors' mirrored entries. Attackers can serve a poisoned outbox with cross-actor Dele…
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High 8.1
YesWiki before 4.7.0 CSRF via despam Admin Action
YesWiki before 4.7.0 contains a cross-site request forgery vulnerability in the despam action (tools/security/actions/despam.php) that lets unauthenticated attackers delete or restore pages through an administrator's session. Attackers can plant an auto-submi…
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High 7.5
YesWiki before 4.6.7 Missing Authorization via Attachment Download Handler
YesWiki before 4.6.7 contains a missing authorization vulnerability in the attachment download handler that allows unauthenticated attackers to bypass page read ACLs. Attackers can request the download handler with a known page tag and file parameter to retri…
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High 7.2
YesWiki before 4.6.7 Unrestricted File Upload via Bazar CSV Import
YesWiki before 4.6.7 contains an unrestricted file upload vulnerability that allows authenticated admins to write remote files into the web-accessible files/ directory via Bazar CSV import preview. Attackers can import a CSV whose file or image field referenc…
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High 8.1
YesWiki before 4.6.7 Authorization Bypass via Public API Mode
YesWiki before 4.6.7 contains an authorization bypass vulnerability in ApiService::isAuthorized() that allows unauthenticated attackers to call admin-only API routes when public API mode is enabled. Attackers can send requests to endpoints like api/ci/update_…
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High 8.6
YesWiki before 4.6.7 SSRF via Bazar abonnements sync actor parameter
YesWiki before 4.6.7 contains a server-side request forgery vulnerability that allows unauthenticated attackers to make server-side GET requests by supplying an unvalidated actor URL to the Bazar abonnements sync action. Attackers can target internal hosts or…
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High 7.5
YesWiki before 4.6.7 SQL Injection via nuagetag tags parameter
YesWiki before 4.6.7 contains an SQL injection vulnerability in the Bazar nuagetag action, which concatenates the unescaped tags attribute into a raw SQL IN clause. Attackers with page-write access (unauthenticated on default installs) can embed a nuagetag ta…
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High 7.0
YesWiki before 4.6.7 Unauthenticated SSRF via ActivityPub Inbox
YesWiki before 4.6.7 contains a server-side request forgery vulnerability that allows unauthenticated attackers to trigger server requests by sending signed Follow activities to the public forms actor inbox route. Attackers sign requests with their own keyId …
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High 7.5
YesWiki before 4.6.7 Unauthenticated Blind SQL Injection via newtextsearch
YesWiki before 4.6.7 contains a blind SQL injection vulnerability in the {{newtextsearch}} action because Bazar list option ids are concatenated into SQL REGEXP/LIKE clauses in actions/newtextsearch.php without escaping. Anonymous attackers can plant a malici…
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High 8.6
YesWiki before 4.6.7 SQL Injection via filtertags filterN parameter
YesWiki before 4.6.7 contains an SQL injection vulnerability in the Bazar filtertags action, which wraps unescaped filterN attribute tokens in quotes and concatenates them into a raw tags.value IN (...) clause. Unauthenticated attackers on default installs ca…
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High 7.6
YesWiki before 4.6.7 Second-Order SQL Injection via ACL Username
YesWiki before 4.6.7 contains a second-order SQL injection vulnerability in AclService::updateRequestWithACL, where a stored username is concatenated unescaped into a read-ACL LIKE clause. Attackers can self-register an account name containing a double-quote …
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High 8.1
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 jsonp_callback parameter without checking a CSRF token. Attackers can lure a logged-in admin…
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High 7.1
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…
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High 8.2
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 …
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High 7.1
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 se…
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High 8.1
YesWiki before 4.6.7 Scope Bypass via Triples Delete API
YesWiki before 4.6.7 contains an empty-filter scope bypass in the triples delete API that allows any authenticated user to delete or forge arbitrary semantic triples regardless of ownership. Attackers can send an empty filter to the triples delete endpoint to…
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High 8.8
YesWiki Authenticated SQL Injection in ReactionManager
YesWiki is a wiki system written in PHP. Prior to version 4.6.6, YesWiki through the latest development branch contains a SQL injection vulnerability in ReactionManager::deleteUserReaction() that allows any authenticated user to inject arbitrary SQL via the {…
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High 8.3
YesWiki: Second-Order SQL Injection in Page Delete API via Unescaped Page Tag (`ApiController::deletePage`)
YesWiki is a wiki system written in PHP. From version 4.2.0 to before version 4.6.6, ApiController::deletePage() interpolates a page tag retrieved from the database into a DELETE FROM …_links WHERE to_tag = '$tag' query without escaping. The page tag is attac…
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High 7.5
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') in yeswiki/yeswiki
YesWiki is a wiki system written in PHP. Prior to version 4.6.6, YesWiki’s public Bazar entry-listing APIs are vulnerable to unauthenticated SQL injection in numeric query / queries filters. For Bazar fields whose value structure is numeric, YesWiki escapes t…
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High 8.3
YesWiki: Unauthenticated Server-Side Request Forgery via ActivityPub `Signature.keyId`
YesWiki is a wiki system written in PHP. From version 4.6.2 to before version 4.6.6, the POST /api/forms/{formId}/actor/inbox route - exposed publicly with acl:"public" - accepts an HTTP Signature header whose keyId parameter is a URL. HttpSignatureService::v…
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High 8.2
YesWiki: Unauthenticated ActivityPub Signature-Verification Bypass via `!openssl_verify(...)` accepting `int(-1)`
YesWiki is a wiki system written in PHP. From version 4.6.2 to before version 4.6.6, HttpSignatureService::verifySignature() checks the result of PHP's openssl_verify() with a loose boolean negation - if (!openssl_verify(...)) { throw ... }. PHP's openssl_ver…
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High 7.1
YesWiki: Authenticated (Admin) Server-Side Template Injection to Remote Code Execution via Bazar Semantic Templates
YesWiki is a wiki system written in PHP. Prior to version 4.6.6, YesWiki Bazar contains a stored Server-Side Template Injection (SSTI) vulnerability in the semantic template feature that can be escalated to confirmed Remote Code Execution (RCE). An authentica…
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High 8.8
YesWiki vulnerable to authenticated SQL Injection via id_fiche in EntryManager::formatDataBeforeSave()
YesWiki is a wiki system written in PHP. Prior to version 4.6.1, YesWiki bazar module contains a SQL injection vulnerability in tools/bazar/services/EntryManager.php at line 704. The $data['id_fiche'] value (sourced from $_POST['id_fiche']) is concatenated di…
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High 7.1
YesWiki has Persistant Blind XSS at "/?BazaR&vue=consulter"
YesWiki is a wiki system written in PHP. Prior to version 4.6.0, a stored and blind XSS vulnerability exists in the form title field. A malicious attacker can inject JavaScript without any authentication via a form title that is saved in the backend database.…
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High 7.6CVE-2025-46349 Scanner template
YesWiki Vulnerable to Unauthenticated Reflected Cross-site Scripting
YesWiki is a wiki system written in PHP. Prior to version 4.5.4, YesWiki is vulnerable to reflected XSS in the file upload form. This vulnerability allows any malicious unauthenticated user to create a link that can be clicked on by the victim to perform arbi…
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High 8.6
Path Traversal allowing arbitrary read of files in Yeswiki
YesWiki is a wiki system written in PHP. The squelette parameter is vulnerable to path traversal attacks, enabling read access to arbitrary files on the server. This vulnerability is fixed in 4.5.2.
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High 7.1
YesWiki vulnerable to authenticated arbitrary file deletion
YesWiki is a wiki system written in PHP. In versions up to and including 4.4.5, it is possible for any authenticated user, through the use of the filemanager to delete any file owned by the user running the FastCGI Process Manager (FPM) on the host without an…
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High 7.6
YesWiki Vulnerable to Authenticated Stored XSS
YesWiki is a wiki system written in PHP. In versions up to and including 4.4.5, it is possible for an authenticated user with rights to edit/create a page or comment to trigger a stored XSS which will be reflected on any page where the resource is loaded. The…
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High 7.6
YesWiki Vulnerable to Unauthenticated DOM Based XSS
YesWiki is a wiki system written in PHP. Versions up to and including 4.4.5 are vulnerable to any end-user crafting a DOM based XSS on all of YesWiki's pages which is triggered when a user clicks on a malicious link. The vulnerability makes use of the search …