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CWE-287 (认证机制不恰当) — Vulnerability Class 1744

1744 vulnerabilities classified as CWE-287 (认证机制不恰当). AI Chinese analysis included.

CWE-287 represents a critical authentication weakness where a system fails to adequately verify the identity of an actor claiming a specific identity. This flaw typically allows attackers to bypass security controls by exploiting insufficient verification mechanisms, enabling unauthorized access through stolen credentials, brute-force attacks, or session hijacking. When authentication logic is flawed, malicious entities can impersonate legitimate users, leading to severe data breaches and privilege escalation. Developers mitigate this risk by implementing robust, multi-factor authentication protocols and ensuring that identity verification processes are rigorous and resistant to common attack vectors. By strictly validating credentials against secure, hashed databases and employing adaptive security measures, organizations can significantly reduce the likelihood of unauthorized access, thereby protecting sensitive information and maintaining system integrity against sophisticated cyber threats.

MITRE CWE Description
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.
Common Consequences (1)
Integrity, Confidentiality, Availability, Access Control Read Application Data, Gain Privileges or Assume Identity, Execute Unauthorized Code or Commands
This weakness can lead to the exposure of resources or functionality to unintended actors, possibly providing attackers with sensitive information or even execute arbitrary code.
Mitigations (1)
Architecture and Design Use an authentication framework or library such as the OWASP ESAPI Authentication feature.
Examples (2)
The following code intends to ensure that the user is already logged in. If not, the code performs authentication with the user-provided username and password. If successful, it sets the loggedin and user cookies to "remember" that the user has already logged in. Finally, the code performs administrator tasks if the logged-in user has the "Administrator" username, as recorded in the user cookie.
my $q = new CGI; if ($q->cookie('loggedin') ne "true") { if (! AuthenticateUser($q->param('username'), $q->param('password'))) { ExitError("Error: you need to log in first"); } else { # Set loggedin and user cookies. $q->cookie( -name => 'loggedin', -value => 'true' ); $q->cookie( -name => 'user', -value => $q->param('username') ); } } if ($q->cookie('user') eq "Administrator") { DoAdministratorTasks(); }
Bad · Perl
GET /cgi-bin/vulnerable.cgi HTTP/1.1 Cookie: user=Administrator Cookie: loggedin=true [body of request]
Attack
In January 2009, an attacker was able to gain administrator access to a Twitter server because the server did not restrict the number of login attempts [REF-236]. The attacker targeted a member of Twitter's support team and was able to successfully guess the member's password using a brute force attack by guessing a large number of common words. After gaining access as the member of the support st…
CVE ID Title CVSS Severity Published
CVE-2026-14378 DevKit Pro <= 2.3.0 - Unauthenticated Authentication Bypass to Administrator Account Takeover via 'original_user_id' Cookie in Frontend Revert Switch Flow — DevKit Pro 9.8 Critical 2026-10-02
CVE-2026-102369 Unauthenticated Remote Code Execution via MacTool Command Injection in TP-Link Tapo C120 & C200 — Tapo C200 v5 8.7 High 2026-10-01
CVE-2026-94276 Apache APISIX: Openid-connect introspection validation issue — Apache APISIX 5.1 Medium 2026-10-01
CVE-2026-103264 Fleet before 4.87.0 Authentication Bypass via Device Identifiers — fleet 9.1 Critical 2026-10-01
CVE-2026-75957 Ultimate Multisite <= 2.15.0 - Unauthenticated Authentication Bypass via 'checkout_form' Parameter — Ultimate Multisite – WordPress Multisite SaaS & WaaS Platform 9.8 Critical 2026-10-01
CVE-2026-102106 Kiteworks Email Protection Gateway improper authentication — Email Protection Gateway 9.1 Critical 2026-09-30
CVE-2026-102128 Kiteworks Email Protection Gateway Improper Authentication — Email Protection Gateway 7.5 High 2026-09-30
CVE-2026-92227 Joomla! Core - [20260914] - Core - MFA Authentication Bypass through rememberme cookies in Joomla 4.0.0-5.4.8, 6.0.0-6.1.3 — Joomla! CMS 8.2 High 2026-09-29
CVE-2026-102248 Rebuild Login Endpoint login improper authentication — Rebuild 7.3 High 2026-09-29
CVE-2026-101281 Trusted Domain Project OpenDMARC SPF Macro opendmarc_spf.c opendmarc_sp2_find_mailfrom_domain improper authentication — OpenDMARC 7.3 High 2026-09-29
CVE-2026-102364 mall4j through 4.0 Improper Authentication Accepts Storefront Tokens on Admin API — mall4j 5.4 Medium 2026-09-28
CVE-2026-101073 Netcore NR289-GE CGI Dispatcher boa improper authentication — NR289-GE 8.3 High 2026-09-28
CVE-2026-52749 Improper Authentication in Kaon AR2140X — AR2140 5.3 Medium 2026-09-28
CVE-2026-100886 Seetong T8108/T8108P/T8116/T8232 Debug Service improper authentication — T8108 10.0 Critical 2026-09-27
CVE-2026-101050 Heym before 0.0.53 Authentication Bypass via Telegram Webhook — heym 6.5 Medium 2026-09-27
CVE-2026-101049 Heym before 0.0.53 Slack Webhook Signature Verification Bypass — heym 6.5 Medium 2026-09-27
CVE-2026-101042 Parse Server 9.0.0 Authentication Bypass via Unverified Provider Identity — parse-server 6.4 Medium 2026-09-27
CVE-2026-100871 Sylius before 1.12.25, 1.13.17, 1.14.20, 2.1.16, and 2.2.9 JWT Audience Confusion Allows Admin API Authentication — Sylius 8.8 High 2026-09-27
CVE-2026-89136 Client accepts unsolicited RawPublicKey server certificate type — wolfSSL 8.3 High 2026-09-27
CVE-2026-94419 Client session cache reference poisoning allows resumption with wrong server — wolfSSL 2.3 Low 2026-09-27
CVE-2026-85984 miniOrange OTP Login, Verification and SMS Notifications <= 5.5.5 - Unauthenticated Authentication Bypass via 'mo_wp_login_intent' Parameter — miniOrange OTP Login, Verification and SMS Notifications 9.8 Critical 2026-09-26
CVE-2026-100709 Froxlor before 2.3.12 2FA Bypass via Namespace Confusion — froxlor 7.5 High 2026-09-26
CVE-2026-100684 Budibase Server 3.41.0 before 3.45.0 Authentication Bypass via OIDC — server 8.1 High 2026-09-26
CVE-2026-100607 Flowise through 3.1.4 Authentication Bypass via Email-Only SSO — Flowise 7.7 High 2026-09-26
CVE-2026-100606 Flowise through 3.1.4 Authentication Bypass via SSO Email Match — Flowise 7.7 High 2026-09-26
CVE-2026-84458 Zammad: Account takeover via unverified email matching during SSO auto-link — zammad 9.1 Critical 2026-09-25
CVE-2026-97063 X-SpringBoot through 6.0 Authentication Bypass via Login Code — X-SpringBoot 9.1 Critical 2026-09-25
CVE-2026-56727 Zammad: PGP signature spoofing via unvalidated verification return — zammad 7.1 High 2026-09-25
CVE-2026-97846 Keycloak-services: keycloak-services: standard token exchange v2 bypasses mtls holder-of-key binding — Red Hat Build of Keycloak 6.8 Medium 2026-09-25
CVE-2026-56792 Dell RCC漏洞:5.2.206前版本提权 — Rugged Control Center (RCC) 4.4 Medium 2026-09-24

Vulnerabilities classified as CWE-287 (认证机制不恰当) represent 1744 CVEs. The CWE taxonomy describes the weakness; review individual CVEs for product-specific impact.