31 results · Feed
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Medium 6.1
YesWiki before 4.5.3 Multiple Reflected XSS via BazaR and listpages
YesWiki before 4.5.3 contains multiple reflected cross-site scripting vulnerabilities that allow remote attackers to inject JavaScript through unsanitized parameters such as incomingurl, id, file, tags, and template. Attackers can lure authenticated or unauth…
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Critical 9.4
YesWiki: Authenticated PHP Object Injection in BazarImportAction via unserialize
YesWiki is a wiki system written in PHP. Prior to version 4.6.6, there is an authenticated PHP object injection vulnerability in BazarImportAction via unserialize. This issue has been patched in version 4.6.6.
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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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Medium 6.1
Reflected XSS via Unescaped `id` Parameter in Bazar Widget HTML Attributes in YesWiki
YesWiki is a wiki system written in PHP. Prior to version 4.6.6, YesWiki's Bazar widget handler reflects the id GET parameter into HTML attributes using strip_tags() only. Because strip_tags() does not escape double quotes, an attacker can break out of the at…
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Medium 6.1CVE-2026-52773 Scanner template
Reflected XSS via Unescaped Archived-Revision `time` Parameter in `handlers/page/show.php` in YesWiki
YesWiki is a wiki system written in PHP. From version 4.1.0 to before version 4.6.6, YesWiki's archived-revision view reflects the time GET parameter into a hidden HTML input in handlers/page/show.php without escaping. Because MySQL coerces malformed DATETIME…
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Medium 5.5
YesWiki: Bazar form-field templates still apply `|raw('html')` to `field.label` / `field.hint` in attribute and label-body contexts — stored XSS in form renders (sibling class of commit `e6b66aa`)
YesWiki is a wiki system written in PHP. Prior to version 4.6.6, Bazar form-field templates still apply |raw('html') to field.label / field.hint in attribute and label-body contexts, resulting stored XSS in form renders. This issue has been patched in version…
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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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Critical 9.1
YesWiki: Unauthenticated arbitrary page deletion via `{{erasespamedcomments}}` action
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 authorizati…
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Medium 6.5
YesWiki: SQL injection via the `recentchanges` action `period` argument leading to arbitrary DB read
YesWiki is a wiki system written in PHP. Prior to version 4.6.6, the recentchanges action (actions/recentchanges.php) accepts a period argument from two disjoint parameter spaces. A whitelist validates only the URL form against ['day','week','month']. The act…
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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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Critical 9.8CVE-2026-46670 Scanner template
YesWiki: Unauthenticated SQL Injection
YesWiki is a wiki system written in PHP. Prior to version 4.6.4, an unauthenticated SQL injection in the Bazar form-import path (`FormManager::create()`) allows any unauthenticated visitor of a default YesWiki install to inject arbitrary SQL into an `INSERT` …
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Critical 9.8
YesWiki has Unsafe eval() in Formula Calculator - Remote Code Execution (RCE) & Denial of Service (DoS)
YesWiki is a wiki system written in PHP. Prior to version 4.6.6, an unsafe execution vulnerability exists in the Bazar form field calculator (CalcField.php) of YesWiki. The application attempts to sanitize user-defined mathematical formulas using a complex re…
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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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Medium 6.1
YesWiki Cross Site Scripting vulnerability
Cross Site Scripting vulnerability in YesWiki v.4.54 allows a remote attacker to execute arbitrary code via a crafted payload to the meta configuration robots field
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Medium 4.3CVE-2025-46550 Scanner template
Yeswiki Vulnerable to Unauthenticated Reflected Cross-site Scripting
YesWiki is a wiki system written in PHP. Prior to version 4.5.4, the `/?BazaR` endpoint and `idformulaire` parameter are vulnerable to cross-site scripting. An attacker can use a reflected cross-site scripting attack to steal cookies from an authenticated use…
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Medium 4.3CVE-2025-46549 Scanner template
Yeswiki Vulnerable to Unauthenticated Reflected Cross-site Scripting
YesWiki is a wiki system written in PHP. Prior to version 4.5.4, an attacker can use a reflected cross-site scripting attack to steal cookies from an authenticated user by having them click on a malicious link. Stolen cookies allow the attacker to take over t…
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Critical 10.0
YesWiki Vulnerable to Unauthenticated Site Backup Creation and Download
YesWiki is a wiki system written in PHP. Prior to version 4.5.4, the request to commence a site backup can be performed and downloaded without authentication. The archives are created with a predictable filename, so a malicious user could create and download …
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Low 3.5
Yeswiki Vulnerable to Authenticated Reflected Cross-site Scripting
YesWiki is a wiki system written in PHP. Prior to version 4.5.4, an attacker can use a reflected cross-site scripting attack to steal cookies from an authenticated user by having them click on a malicious link. Stolen cookies allow the attacker to take over t…
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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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Medium 5.8
YesWiki Remote Code Execution via Arbitrary PHP File Write and Execution
YesWiki is a wiki system written in PHP. Prior to version 4.5.4, YesWiki vulnerable to remote code execution. An arbitrary file write can be used to write a file with a PHP extension, which then can be browsed to in order to execute arbitrary code on the serv…
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Medium 6.3
YesWiki Vulnerable to Stored XSS in Comments
YesWiki is a wiki system written in PHP. Prior to version 4.5.4, a stored cross-site scripting (XSS) vulnerability was discovered in the application’s comments feature. This issue allows a malicious actor to inject JavaScript payloads that are stored and late…
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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 …
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Critical 9.9
Use of a Broken or Risky Cryptographic Algorithm in YesWiki
YesWiki is a wiki system written in PHP. Prior to 4.4.5, the use of a weak cryptographic algorithm and a hard-coded salt to hash the password reset key allows it to be recovered and used to reset the password of any account. This issue is fixed in 4.4.5.
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High 7.5
SQL Injection in Yeswiki
An SQL Injection vlnerability exits in Yeswiki doryphore 20211012 via the email parameter in the registration form.