Vulnerabilidades

The RPB Chessboard plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Comment Content in all versions up to, and including, 8.1.2 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will…

A weakness has been identified in Chess Play and Learn App up to 4.9.42 on Android. This issue affects some unknown processing of the file AndroidManifest.xml of the component com.chess. This manipulation causes exposure of backup file to an unauthorized control sphere. It is feasible to perform the attack on the…

lichess.org is the forever free, adless and open source chess server. Any approved streamer can inject arbitrary HTML into /streamer and the homepage “Live streams” widget by placing markup in their Twitch/YouTube stream title. CSP is present and blocks inline script execution, but the issue is still a server-side…

Lichess lila before commit 11b4c0fb00f0ffd823246f839627005459c8f05c (2025-06-02) contains a Server-Side Request Forgery (SSRF) vulnerability in the game export API. The players parameter is passed directly to an internal HTTP client without validation, allowing remote attackers to force the server to send HTTP…

powertip.ts in Lila (for Lichess) before ab0beaf allows XSS in some applications because of an innerHTML usage pattern in which text is extracted from a DOM node and interpreted as HTML.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in pgn4web Embed Chessboard embed-chessboard allows Stored XSS.This issue affects Embed Chessboard: from n/a through <= 3.08.00.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in mliebelt Chess Tempo Viewer chesstempoviewer allows Stored XSS.This issue affects Chess Tempo Viewer: from n/a through <= 0.9.5.

The Chessgame Shizzle plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the 'cs_nonce' parameter in all versions up to, and including, 1.3.0 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages…

webchess v1.0 was discovered to contain a SQL injection vulnerability via the $playerID parameter at mainmenu.php. NOTE: this is disputed by a third party who indicates that the playerID is a session variable controlled by the server, and thus cannot be used for exploitation.

WebChess through 0.9.0 and 1.0.0.rc2 allows SQL injection: mainmenu.php, chess.php, and opponentspassword.php (txtFirstName, txtLastName).

GNU Chess 6.2.7 allows attackers to execute arbitrary code via crafted PGN (Portable Game Notation) data. This is related to a buffer overflow in the use of a .tmp.epd temporary file in the cmd_pgnload and cmd_pgnreplay functions in frontend/cmd.cc.

WebChess 1.0 allows SQL injection via the messageFrom, gameID, opponent, messageID, or to parameter.

In GNU Chess 6.2.5, there is a stack-based buffer overflow in the cmd_load function in frontend/cmd.cc via a crafted chess position in an EPD file.

Stack-based buffer overflow in the ValidateMove function in frontend/move.cc in GNU Chess (aka gnuchess) before 6.2.4 might allow context-dependent attackers to execute arbitrary code via a large input, as demonstrated when in UCI mode.

SQL injection vulnerability in the Prince Clan Chess Club (com_pcchess) component for Joomla! allows remote attackers to execute arbitrary SQL commands via the game_id parameter in a showgame action to index.php, a different vector than CVE-2008-0761.

SQL injection vulnerability in index.php in the Prince Clan Chess Club (com_pcchess) 0.8 and earlier component for Joomla! allows remote attackers to execute arbitrary SQL commands via the user_id parameter in a players action.

Multiple PHP remote file inclusion vulnerabilities in phpChess Community Edition 2.0 allow remote attackers to execute arbitrary PHP code via a URL in (1) the config parameter to includes/language.php, or the Root_Path parameter to (2) layout_admin_cfg.php, (3) layout_cfg.php, or (4) layout_t_top.php in…

Unspecified vulnerability in Prince Clan (Princeclan) Chess component (com_pcchess) 0.8 and earlier for Mambo and Joomla! has unspecified impact and attack vectors.

Multiple SQL injection vulnerabilities in AstroDog Press Some Chess 1.5-RC2 and earlier allow remote attackers to execute arbitrary SQL commands via unspecified vectors, possibly including the gameID parameter in board.php.

Cross-site scripting (XSS) vulnerability in menu.php in Some Chess 1.5 rc1 allows remote attackers to inject arbitrary web script or HTML via the user parameter ("New Name" field).

Cross-site request forgery (CSRF) vulnerability in menu.php in Some Chess 1.5 rc2 allows remote attackers to conduct actions as another user, such as changing usernames and passwords, via unspecified vectors. NOTE: the provenance of this information is unknown; the details are obtained from third party information.

Buffer overflow in GNU Chess (gnuchess) 5.02 and earlier, if modified or used in a networked capacity contrary to its own design as a single-user application, may allow local or remote attackers to execute arbitrary code via a long command.

Buffer overflow in free internet chess server (FICS) program, xboard.