CWE-804（Guessable CAPTCHA）は各種脆弱性データベースや評価で用いられる弱点タイプを説明します。定義・背景・対応する CVE は以下の各セクションを参照してください。
The product uses a CAPTCHA challenge, but the challenge can be guessed or automatically recognized by a non-human actor.
| 種別 | 名称 | クラス | 普遍性 | OS / CPE |
|---|---|---|---|---|
| language | — | Not Language-Specific | Undetermined | — |
| technology | Web Server | — | Sometimes | — |
これらの CVE は本データベースでこの弱点に対応付けられており、追跡と検索のために保持されています。
| CVE | 公開 | 概要 |
|---|---|---|
| CVE-2026-49953 | 2026-06-15 | Discuz! X5.0 releases 20260320 through 20260610 contains a CAPTCHA bypass vulnerability that allows unauthenticated remote attackers to defeat challenge controls by exploiting limited complexity and p… |
| CVE-2026-40935 | 2026-04-21 | WWBN AVideo is an open source video platform. In versions 29.0 and prior, `objects/getCaptcha.php` accepts the CAPTCHA length (`ql`) directly from the query string with no clamping or sanitization, le… |
| CVE-2025-70129 | 2026-03-10 | If the anti spam-captcha functionality in PluXml versions 5.8.22 and earlier is enabled, a captcha challenge is generated with a format that can be automatically recognized for articles, such that an … |
| CVE-2026-27411 | 2026-03-05 | Guessable CAPTCHA vulnerability in jp-secure SiteGuard WP Plugin siteguard allows Functionality Bypass.This issue affects SiteGuard WP Plugin: from n/a through <= 1.7.9. |
| CVE-2025-10423 | 2025-09-15 | A vulnerability was found in newbee-mall 1.0. Impacted is the function mallKaptcha of the file /common/mall/kaptcha. The manipulation results in guessable captcha. The attack can be executed remotely.… |
| CVE-2025-8546 | 2025-08-05 | A vulnerability, which was classified as problematic, was found in atjiu pybbs up to 6.0.0. This affects the function adminlogin/login of the component Verification Code Handler. The manipulation lead… |
| CVE-2025-50850 | 2025-07-31 | An issue was discovered in CS Cart 4.18.3 allows the vendor login functionality lacks essential security controls such as CAPTCHA verification and rate limiting. This allows an attacker to systematica… |
| CVE-2025-40916 | 2025-06-16 | Mojolicious::Plugin::CaptchaPNG version 1.05 for Perl uses a weak random number source for generating the captcha. That version uses the built-in rand() function for generating the captcha text as we… |
| CVE-2025-32036 | 2025-04-08 | DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. The algorithm used to generate the captcha image shows the least complexity of the desired… |
| CVE-2025-1262 | 2025-02-25 | The Advanced Google reCaptcha plugin for WordPress is vulnerable to CAPTCHA Bypass in versions up to, and including, 1.27 . This makes it possible for unauthenticated attackers to bypass the Built-in … |
| CVE-2024-31295 | 2024-05-17 | Guessable CAPTCHA vulnerability in BestWebSoft Captcha by BestWebSoft allows Functionality Bypass.This issue affects Captcha by BestWebSoft: from n/a through 5.2.0. |
| CVE-2024-30540 | 2024-05-17 | Guessable CAPTCHA vulnerability in Guido VS Contact Form allows Functionality Bypass.This issue affects VS Contact Form: from n/a through 14.7. |
| CVE-2023-6963 | 2024-02-05 | The Getwid – Gutenberg Blocks plugin for WordPress is vulnerable to CAPTCHA Bypass in versions up to, and including, 2.0.4. This makes it possible for unauthenticated attackers to bypass the Captcha V… |
| CVE-2022-4036 | 2022-11-29 | The Appointment Hour Booking plugin for WordPress is vulnerable to CAPTCHA bypass in versions up to, and including, 1.3.72. This is due to the use of insufficiently strong hashing algorithm on the CAP… |
| CVE-2022-1801 | 2022-06-20 | The Very Simple Contact Form WordPress plugin before 11.6 exposes the solution to the captcha in the rendered contact form, both as hidden input fields and as plain text in the page, making it very ea… |
| 日付 | 名称 | バージョン | 重要度 | コメント |
|---|---|---|---|---|
| 2010-06-21 | CWE Content Team | 1.9 | — | updated Common_Consequences |
| 2011-06-01 | CWE Content Team | 1.13 | — | updated Common_Consequences, Relationships |
| 2017-11-08 | CWE Content Team | 3.0 | — | updated Applicable_Platforms, Likelihood_of_Exploit |
| 2020-02-24 | CWE Content Team | 4.0 | — | updated Relationships |
| 2022-10-13 | CWE Content Team | 4.9 | — | updated Description, Relationships |
| 2023-01-31 | CWE Content Team | 4.10 | — | updated Description |
| 2023-04-27 | CWE Content Team | 4.11 | — | updated Relationships |
| 2023-06-29 | CWE Content Team | 4.12 | — | updated Mapping_Notes |
| 2023-10-26 | CWE Content Team | 4.13 | — | updated Observed_Examples |