Improper Authentication
CWE-287
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.
We track 1,836 vulnerabilities of this type. 100% are rated high or critical, and the average CVSS score is 8.7. 52 have been exploited in real attacks.
How this weakness is prevented
- Architecture and Design: Use an authentication framework or library such as the OWASP ESAPI Authentication feature.
Latest Improper Authentication vulnerabilities
- 8.1 High severity
Oracle Access Manager: Improper Authentication
Vulnerability in the Oracle Access Manager product of Oracle Fusion Middleware (component: Authentication Engine). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Difficult to exploit vulnerability allows unauthenticated attacker with netwo
- 9.8 Critical severity
Oracle WebLogic Server: Improper Authentication
Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core). Supported versions that are affected are 12.2.1.4.0, 14.1.1.0.0, 14.1.2.0.0 and 15.1.1.0.0. Easily exploitable vulnerability allows unauthenticated attacker with
- 9.8 Critical severity
Oracle Data Integrator: Improper Authentication
Vulnerability in the Oracle Data Integrator product of Oracle Fusion Middleware (component: Console / Repository Explorer). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Easily exploitable vulnerability allows unauthenticated attacker wit
- 9.8 Critical severity
Oracle Data Integrator: Improper Authentication
Vulnerability in the Oracle Data Integrator product of Oracle Fusion Middleware (component: Console / Repository Explorer). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Easily exploitable vulnerability allows unauthenticated attacker wit
- 9.8 Critical severity
Oracle Solaris: Improper Authentication
Vulnerability in the Oracle Solaris product of Oracle Systems (component: Image Packaging System). Supported versions that are affected are 11.3 and 11.4. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromi
- 9.1 Critical severity
Oracle Product Workbench: Improper Authentication
Vulnerability in the Oracle Product Workbench product of Oracle E-Business Suite (component: WebUI). Supported versions that are affected are 12.2.3-12.2.15. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compr
- 9.8 Critical severity
Oracle Application Object Library: Improper Authentication
Vulnerability in the Oracle Application Object Library product of Oracle E-Business Suite (component: Core). Supported versions that are affected are 12.2.3-12.2.15. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP
- 9.1 Critical severity
Oracle Communications Billing and Revenue…: Improper Authentication
Vulnerability in the Oracle Communications Billing and Revenue Management product of Oracle Communications (component: BRM Server). Supported versions that are affected are 15.0.0.0.0, 15.0.1.0.0, 15.1.0.0.0 and 15.2.0.0.0. Easily exploitable vulnerability all
- 9.8 Critical severity
Oracle Communications BRM - Elastic Charging…: Improper Authentication
Vulnerability in the Oracle Communications BRM - Elastic Charging Engine product of Oracle Communications (component: Cloud native deployment). Supported versions that are affected are 15.0.0.0.0, 15.0.1.0.0, 15.1.0.0.0 and 15.2.0.0.0. Easily exploitable vulne
- 9.1 Critical severity
Helidon: Improper Authentication
Vulnerability in the Helidon product of Oracle Fusion Middleware (component: helidon-microprofile-security). Supported versions that are affected are 4.0.0-4.5.5. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to
- 9.8 Critical severity
Oracle Solaris: Improper Authentication
Vulnerability in the Oracle Solaris product of Oracle Systems (component: Utility). The supported version that is affected is 11.4. Easily exploitable vulnerability allows unauthenticated attacker with network access via TCP to compromise Oracle Solaris. Succe
- 9.8 Critical severity
Oracle APEX: Improper Authentication
Vulnerability in Oracle APEX (component: General). Supported versions that are affected are 24.1.0-24.1.21, 24.2.0-24.2.20 and 26.1.0-26.1.4. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTPS to compromise Oracle AP
- 9.8 Critical severity
Oracle WebCenter Sites: Improper Authentication
Vulnerability in the Oracle WebCenter Sites product of Oracle Fusion Middleware (component: WebCenter Sites). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network acce
- 9.8 Critical severity
Oracle Secure Backup: Improper Authentication
Vulnerability in Oracle Secure Backup (component: Backup and Restore). Supported versions that are affected are 19.1.0.0.0 and 19.1.0.1.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via TCP to compromise Oracle Secure
- 7.4 High severity
light-4j: Improper Authentication
Networknt light-4j from 2.1.5 before 2.4.0 contains an authentication bypass vulnerability in BasicAuthHandler that allows unauthenticated attackers to log in as LDAP/AD-delegated users. Attackers can send a Basic Authorization header with a known username and
- 8.8 High severity
streams for Apache Kafka 2: Improper Authentication
Cruise Control's Jetty ConstraintSecurityHandler registers security constraints on exact path specs without a catch-all wildcard constraint and without calling setDenyUncoveredHttpMethods(true). The servlet routes requests using Path.of(pathInfo).getFileName()
- 7.5 High severity
Stormshield Network Security: Improper Authentication
A failure has been identified in the SNS during dynamic data files signature check. A logic error in the signature verification routine resulting in acceptance of unauthenticated dynamic data update during Autoupdate routine.
- 7.8 High severity
Stormshield Network Security: Improper Authentication
A logic error exists in the signature verification routine resulting in acceptance of unauthenticated update and license files.It is necessary to use only the MyStormshield servers to retrieve update files or licenses, or to use automatic verification via SNS.
- 9.1 Critical severity
macOS: Improper Authentication
An authentication issue was addressed with improved state management. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. An attacker may be able to impersonate other users.
- 8.8 High severity
TRIRIGA Application Platform: Improper Authentication
IBM TRIRIGA Application Platform 5.0.0 through 5.0.8 could allow a remote authenticated attacker to execute arbitrary code due to improper authentication.
- 7.1 High severity
Tapo C210 v3.6: Improper Authentication
TP-Link Tapo C210 V3.60 may expose shared credential material and cryptographic metadata through unauthenticated DS JSON API requests. The exposed shared credential can be accepted by the Streamd Digest authentication mechanism as an administrative password, a
- 7.5 High severity
cms: Improper Authentication
Craft CMS from 5.0.0 before 5.11.0 contains an authentication bypass vulnerability that allows attackers to reuse verification codes because users/verify-email does not invalidate them for active users. Attackers who obtain a victim's emailed code can submit i
- 8.6 High severity
Archibus: Improper Authentication
An unauthenticated user can send a DWR request with isPasswordUppercase as one call method and the next call method can be set to a run workflow rule. This allows for workflow rules to be run without authentication.
- 7.3 High severity
Events-Management-System: Improper Authentication
A security flaw has been discovered in satya-vinay Events-Management-System up to 437c77ceb69bf9fe2e3f4f46f7871b83f425383a. Affected by this issue is some unknown functionality. Performing a manipulation results in missing authentication. The attack is possibl
- 8.2 High severity
Apache Camel: Improper Authentication
Improper Authentication vulnerability in Apache Camel OAuth component. This issue affects Apache Camel: from 4.11.0 before 4.18.5, from 4.19.0 before 4.22.1. The camel-oauth processors that guard a route did not stop the exchange when authentication could not
- 7.3 High severity
bandcamp-player: Improper Authentication
A flaw has been found in eremef bandcamp-player up to 1.8.33-beta. The impacted element is an unknown function of the file database.ts of the component Remote Control Server. Executing a manipulation of the argument remoteEnabled can lead to missing authentica
- 7.3 High severity
eShop: Improper Authentication
A security vulnerability has been detected in dotnet eShop up to 913acea66708a59595351174cee9b29f37179d29. The affected element is the function AddApplicationServices of the file src/Catalog.API/Extensions/Extensions.cs of the component Catalog API. The manipu
- 7.5 High severity
Gitea: Improper Authentication
Gitea resolved the principals of an SSH certificate by searching the content of all stored public keys instead of only principal keys. When Gitea trusts a user certificate authority (`SSH_TRUSTED_USER_CA_KEYS`) and accepts arbitrary principals (`SSH_AUTHORIZED
- 9.8 Critical severity
phpMyFAQ: Improper Authentication
phpMyFAQ 4.0.0 before 4.1.9 contains an authentication bypass vulnerability where WebAuthn registration endpoints attach credentials to any account without authentication or challenge validation. Attackers can stage a victim username, submit a forged fmt=none
- 7.5 High severity
phpMyFAQ: Improper Authentication
phpMyFAQ 4.2.0-alpha before 4.2.0-beta contains an authentication bypass vulnerability that allows Keycloak users to take over local accounts by matching preferred_username or email. Attackers controlling a Keycloak identity with a colliding username or unveri
- 8.1 High severity
phpMyFAQ: Improper Authentication
phpMyFAQ 3.2.0-alpha before 4.1.9 and 4.2.0-alpha before 4.2.0-beta contains an authentication bypass vulnerability that allows IdP-authenticated users to skip TOTP two-factor authentication through the Keycloak and Entra ID SSO callbacks. Attackers holding a
- 9.1 Critical severity
Appointment Booking Plugin – LatePoint |…: Improper Authentication
The Appointment Booking Plugin – LatePoint | Calendar & Scheduling for WordPress plugin for WordPress is vulnerable to Authentication Bypass via Race Condition in all versions up to, and including, 5.7.4. This is due to a non-atomic read-modify-write on the OT
- 9.8 Critical severity
Apache Kylin: Improper Authentication
Improper Authentication vulnerability in Apache Kylin. Unauthenticated user may access to system cleanup actions. Impact most to the kylin services that are directly exposed to public network, which is not common. In-house kylin deployments are mostly not impa
- 9.8 Critical severity
Apache Kylin: Improper Authentication
Authentication bypass within in-house network in Apache Kylin. Impact most to the kylin services that are directly exposed to public network, which is not common. In-house kylin deployments are mostly not impacted. This issue affects Apache Kylin: from 4.0.4 t
- 8.1 High severity
bbs-go: Improper Authentication
bbs-go through 4.4.6 contains an authentication bypass vulnerability in the /api/login/google_one_tap endpoint that allows remote attackers to log in as other users by submitting Google ID tokens issued to any OAuth client. Attackers operating their own Google
- 8.1 High severity
Vulnity Security: Improper Authentication
The Vulnity Security plugin for WordPress is vulnerable to authentication bypass in all versions up to, and including, 1.4.3 This is due to insufficient protection of the delegated-login pairing credential file on Nginx-based installations, where the plugin's
- 7.4 High severity
OTP Login & Register Woocommerce: Improper Authentication
The OTP Login & Register Woocommerce WordPress plugin before 2.7.3 does not adequately limit one-time-password verification attempts, because the attempt limit is tracked against a value the client itself supplies and can change freely, allowing an unauthentic
- 8.1 High severity
miniOrange OTP Login, Verification and SMS…: Improper Authentication
The miniOrange OTP Login, Verification and SMS Notifications plugin for WordPress is vulnerable to Authentication Bypass in versions up to, and including, 5.5.8 via the `mo_by_pass_login()` function. This is due to `mo_delay_otp_process()` short-circuiting the
- 8.2 High severity
NestJS auth service: Improper Authentication
The EnergizeLab Eilik NestJS auth service issues device tokens for arbitrary robot serial numbers without authentication. An unauthenticated remote attacker can obtain a valid device token for any serial number and act as that device against the cloud services
- 8.3 High severity
Unitronics UniStream Pro/UniLogic: Improper Authentication
: Improper Authentication vulnerability in Unitronics Unitronics UniStream Pro/UniLogic. This issue affects Unitronics UniStream Pro/UniLogic: Unitronics UniStream Pro versions only (B10 / C10) – UniLogic versions prior to 1.41.329.