Weakness (CWE)
CWE-287: Improper Authentication
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.
How to prevent it (1 mitigation)
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Architecture and Design
Use an authentication framework or library such as the OWASP ESAPI Authentication feature.
Source: MITRE CWE-287
3,163 results · Feed
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Critical 9.8CVE-2026-14378 Public exploit
DevKit Pro <= 2.3.0 - Unauthenticated Authentication Bypass to Administrator Account Takeover via 'original_user_id' Cookie in Frontend Revert Switch Flow
The DevKit Pro plugin for WordPress is vulnerable to Authentication Bypass Leading to Administrator Account Takeover in all versions up to, and including, 2.3.0 This is due to the `revert_switch` handler trusting the attacker-controlled `original_user_id` coo…
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High 8.7
Unauthenticated Remote Code Execution via MacTool Command Injection in TP-Link Tapo C120 & C200
Tapo C120 v1 and C200 V5 do not adequately protect login challenge data or sanitize attacker-controlled input processed by the MacTool handler. An unauthenticated attacker on the same local network can replay login challenge data to obtain an administrative s…
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Medium 5.1
Apache APISIX: Openid-connect introspection validation issue
Improper Authentication vulnerability in Apache APISIX. On a route using openid-connect plugin with remote introspection against an authorization server that serves multiple issuers, a token that introspects as active for one issuer may get accepted on a rout…
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Critical 9.1
Fleet before 4.87.0 Authentication Bypass via Device Identifiers
Fleet versions before 4.87.0 contain an authentication bypass vulnerability in the device API that accepts hostnames and hardware serials as authentication tokens in addition to device UUIDs. Unauthenticated attackers who know or guess these non-secret identi…
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Critical 9.8
Ultimate Multisite <= 2.15.0 - Unauthenticated Authentication Bypass via 'checkout_form' Parameter
The Ultimate Multisite – WordPress Multisite SaaS & WaaS Platform plugin for WordPress is vulnerable to Authentication Bypass in all versions up to, and including, 2.15.0 via the `checkout_form` parameter of the `login_customer_after_checkout` function. This …
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High 7.6
MISP HOTP Token Replay via Stale Session-Cached Counter Allows Second-Factor Authentication Bypass
MISP contains a vulnerability in its one-time password (OTP) authentication flow that allows replay of a consumed HOTP (paper) token and rewinding of the token counter. The HOTP verification logic compared the submitted token against a counter value that was …
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Medium 5.4
ZongXR SuperMarket Instant Buy InstantBuyController.java startBuy missing authentication
A weakness has been identified in ZongXR SuperMarket 1.0.0.0. This affects the function startBuy of the file instant-buy/src/main/java/com/supermarket/instantbuy/controller/InstantBuyController.java of the component Instant Buy. Executing a manipulation of th…
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Medium 6.5
ZongXR SuperMarket Order Deletion Endpoint OrderController.java OrderController.deleteOrder missing authentication
A security flaw has been discovered in ZongXR SuperMarket 1.0.0.0. Affected by this issue is the function OrderController.deleteOrder of the file order/src/main/java/com/supermarket/order/controller/OrderController.java of the component Order Deletion Endpoin…
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High 7.3
ZongXR Supermarket save Endpoint OrderController.java OrderController.addOrder missing authentication
A vulnerability was identified in ZongXR Supermarket 1.0.0.0. Affected by this vulnerability is the function OrderController.addOrder of the file order/src/main/java/com/supermarket/order/controller/OrderController.java of the component save Endpoint. Such ma…
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Critical 9.1
Kiteworks Email Protection Gateway improper authentication
Improper authentication in a Kiteworks Email Protection Gateway administrative service. An administrative service in Kiteworks Email Protection Gateway did not consistently enforce administrator authentication, so the required password check could be bypassed…
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High 7.5
Kiteworks Email Protection Gateway Improper Authentication
An identity-verification weakness in Kiteworks Email Protection Gateway allowed the gateway to act on the Kiteworks platform on behalf of a user it had not authenticated, and to provision a platform account for an identity it did not already know. A remote, u…
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Critical 9.8
Apache WSS4J: SAML Sender-Vouches Authentication Bypass
An authentication bypass in the DOM security processor in Apache WSS4J allows unauthenticated remote attackers to forge authenticated SOAP messages via a crafted unsigned SAML sender-vouches assertion containing an attacker-controlled key. Users are recommend…
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Medium 6.5
FluentCart < 1.6.5 - Unauthenticated Guest Customer Account Takeover via Checkout Email
The FluentCart A New Era of eCommerce WordPress plugin before 1.6.5 does not verify that the person placing a guest checkout controls the email address supplied, allowing unauthenticated attackers who know an existing guest customer's email to obtain a logged…
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Medium 6.5
Improper PAPI Packet handling leads to unauthorized access in HPE Networking Instant ON APs
An authentication bypass vulnerability exists in the PAPI protocol of HPE Networking Instant ON APs that could allow an unauthenticated adjacent attacker to circumvent existing authentication controls. Successful exploitation could allow an attacker to circum…
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High 8.1
Authentication Bypass Leading to Unauthorized Network Access in HPE Networking Instant ON API Endpoint
An authentication bypass vulnerability in the API endpoint of HPE Networking Instant ON could allow an unauthenticated remote attacker to bypass network access controls if certain preconditions outside of the attacker's control are met. Successful exploitatio…
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Critical 9.6
Authentication Bypass in a Management Protocol of HPE Networking Instant ON APs
A vulnerability has been identified in a management protocol of HPE Networking Instant ON APs that could allow an unauthenticated adjacent attacker to circumvent existing authentication controls. Successful exploitation could result in a complete bypass of se…
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High 8.2
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! Core - [20260914] - Core - MFA Authentication Bypass through rememberme cookies in Joomla 4.0.0-5.4.8, 6.0.0-6.1.3 - The premature issuance of an rememberme cookie leads to a MFA bypass vulnerability.
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Low 2.3
Incorrect session validation for API-uploaded files
The mechanism binding API-uploaded files to the uploader's authentication method is not working correctly and the same session token is used for all token-based API users. Since API-uploaded files are refered to by randomly generated UUIDs and only exist for …
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High 7.3
Rebuild Login Endpoint login improper authentication
A vulnerability was identified in Rebuild up to 4.4.7/4.5.0-beta5. This affects an unknown part of the file /user/login of the component Login Endpoint. The manipulation leads to improper authentication. It is possible to initiate the attack remotely. The exp…
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High 7.3
MODSetter SurfSense circleback Endpoint circleback_webhook_route.py missing authentication
A weakness has been identified in MODSetter SurfSense up to 2.0.3. The affected element is an unknown function of the file surfsense_backend/app/routes/circleback_webhook_route.py of the component circleback Endpoint. Executing a manipulation can lead to miss…
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High 7.3
Trusted Domain Project OpenDMARC SPF Macro opendmarc_spf.c opendmarc_sp2_find_mailfrom_domain improper authentication
A flaw has been found in Trusted Domain Project OpenDMARC up to 1.4.2. Affected by this vulnerability is the function opendmarc_sp2_find_mailfrom_domain of the file libopendmarc/opendmarc_spf.c of the component SPF Macro Handler. This manipulation causes impr…
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High 7.3
Trusted Domain Project OpenDMARC Multi-Record Set opendmarc_policy_query_dmarc authentication spoofing
A vulnerability was detected in Trusted Domain Project OpenDMARC up to 1.4.2. Affected is the function opendmarc_policy_query_dmarc of the component Multi-Record Set Handler. The manipulation results in authentication bypass by spoofing. The attack can be exe…
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Medium 5.4
mall4j through 4.0 Improper Authentication Accepts Storefront Tokens on Admin API
mall4j through 4.0 fails to validate the sysType field in sa-token sessions, allowing storefront customers to authenticate as back-office users by reusing their session tokens. Attackers can register on the public storefront and use their customer session tok…
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Critical 10.0
Netcore NR289-GE boa_temp process_request missing authentication
A flaw has been found in Netcore NR289-GE 1.4.5102. This impacts the function process_request of the component boa_temp Handler. This manipulation causes missing authentication. The attack is possible to be carried out remotely. The exploit has been published…
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High 8.3
Netcore NR289-GE CGI Dispatcher boa improper authentication
A security flaw has been discovered in Netcore NR289-GE 1.4.5102. Impacted is an unknown function of the file /bin/boa of the component CGI Dispatcher. Performing a manipulation results in improper authentication. The attack may be initiated remotely. The exp…
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Medium 5.3
Improper Authentication in Kaon AR2140X
The Kaon AR2140X router improperly issues session cookies in responses to unauthenticated HTTP requests. This vulnerability allows a remote attacker to obtain a valid session identifier without providing credentials, resulting in an authentication bypass. Wit…
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Medium 5.3
notionnext-org NotionNext Authentication Guard cache.js cleanCache missing authentication
A security vulnerability has been detected in notionnext-org NotionNext up to 4.10.10. Affected by this issue is the function cleanCache of the file pages/api/cache.js of the component Authentication Guard. The manipulation of the argument token leads to miss…
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Medium 5.3CVE-2026-100903 Public exploit
ООО НПО Ритм GEOritm REST API obj-groups missing authentication
A vulnerability was identified in ООО НПО Ритм GEOritm up to 2.45.1. This affects an unknown part of the file /restapi/objects/obj-groups of the component REST API. Such manipulation of the argument objectId leads to missing authentication. The attack can be …
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Critical 10.0CVE-2026-100886 Public exploit
Seetong T8108/T8108P/T8116/T8232 Debug Service improper authentication
A vulnerability was identified in Seetong T8108, T8108P, T8116 and T8232 4.6.1.4-build202604241011. The affected element is an unknown function of the component Debug Service. Such manipulation leads to improper authentication. The attack may be launched remo…
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Medium 6.3
mathurvishal CloudClassroom-PHP-Project loginlinkstudent.php missing authentication
A vulnerability was found in mathurvishal CloudClassroom-PHP-Project up to 5dadec098bfbbf3300d60c3494db3fb95b66e7be. Affected is an unknown function of the file loginlinkstudent.php. Performing a manipulation of the argument umail results in missing authentic…
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Medium 6.5
Heym before 0.0.53 Slack Webhook Signature Verification Bypass
Heym before 0.0.53 fails to verify Slack request signatures when trigger nodes lack credential IDs or have empty signing secrets. Remote unauthenticated attackers can send forged Slack events to known webhook URLs to trigger workflows with the owner's credent…
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Medium 6.5
Heym before 0.0.53 Authentication Bypass via Telegram Webhook
Heym before 0.0.53 fails to verify the X-Telegram-Bot-Api-Secret-Token header on Telegram webhook endpoints when credential_id is absent or secret_token is empty. Remote unauthenticated attackers can post forged Telegram updates to trigger workflows with the …
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Medium 6.4
Parse Server 9.0.0 Authentication Bypass via Unverified Provider Identity
Parse Server is an open-source backend server. In versions >= 9.0.0 < 9.10.1-alpha.10 and >= 8.0.2 < 8.6.91, the code-based authentication adapters (GitHub, Google Play Games, Instagram, LINE, LinkedIn, Microsoft, QQ, Spotify, WeChat, Weibo) verify the client…
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High 8.8
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 versions before 1.12.25, 1.13.17, 1.14.20, 2.1.16, and 2.2.9 fail to include firewall identification in JWT tokens issued by separate Admin and Shop API endpoints. Attackers can register a shop customer account using an administrator's email address an…
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High 8.3
Client accepts unsolicited RawPublicKey server certificate type
When using RPK (Raw Public Key), the client side of a TLS 1.2, 1.3 and DTLS 1.2 connection could accept an unsolicited server_cert_type=RawPublicKey which allowed a malicious or misbehaving server to bypass authentication. RPK is off by default and only enabl…
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Low 2.3
Client session cache reference poisoning allows resumption with wrong server
Without NO_SESSION_CACHE_REF, wolfSSL_get_session() does not return a session object but a ClientSession reference of the form {row, index, hash(sessionID)} into the process-global SessionCache, and ClientSessionToSession() validates it against that hash alon…
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High 7.3
coollabsio Coolify GitHub App Setup redirect missing authentication
A vulnerability was found in coollabsio Coolify up to 4.1.0. This affects the function Github::redirect of the file /webhooks/source/github/redirect of the component GitHub App Setup Handler. The manipulation of the argument state results in missing authentic…
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Critical 9.8CVE-2026-85984 Public exploit
miniOrange OTP Login, Verification and SMS Notifications <= 5.5.5 - Unauthenticated Authentication Bypass via 'mo_wp_login_intent' Parameter
The miniOrange OTP Login, Verification and SMS Notifications plugin for WordPress is vulnerable to Authentication Bypass via the mo_wp_login_intent parameter in all versions up to, and including, 5.5.5. This is due to a missing password-intent guard in the sk…
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High 7.5
Froxlor before 2.3.11 2FA Bypass via Namespace Confusion
Froxlor through 2.3.10 stores only a numeric user ID in remembered-2FA tokens (panel_2fa_tokens) without recording the account namespace, and the remembered-token lookup during login is not constrained to the customer or administrator account type. Because cu…
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High 8.1
Budibase Server 3.41.0 before 3.45.0 Authentication Bypass via OIDC
Budibase versions 3.41.0 before 3.45.0 contain an authentication bypass in the OIDC/SSO login path of @budibase/server. In sso.authenticate, when no existing user matches the incoming SSO subject, the server looks up pending user invites by the IdP-asserted e…