CWE-204— Observable Response Discrepancy
The product provides different responses to incoming requests in a way that reveals internal state information to an unauthorized actor outside of the intended control sphere.— MITRE CWE catalog
228 active CVEs classified under this weakness category. Sourced from NVD, GHSA, and vendor advisories. Full definition on MITRE →
CVEs classified under CWE-204page 5 of 5
- CVE-2024-47129MEDIUMCVSS 4.3EG 4.32024-09-26
The goTenna Pro App does not inject extra characters into broadcasted frames to obfuscate the length of messages. This makes it possible to tell the length of the payload regardless of the encryption used.
- CVE-2024-41715MEDIUMCVSS 4.3EG 4.32024-09-26
The goTenna Pro ATAK Plugin does not inject extra characters into broadcasted frames to obfuscate the length of messages. This makes it possible to tell the length of the payload regardless of the encryption used.
- CVE-2024-47059MEDIUMCVSS 4.3EG 4.32024-09-18
When logging in with the correct username and incorrect weak password, the user receives the notification, that their password is too weak. However when an incorrect username is provided alongside with a weak password, the application res…
- CVE-2023-23584MEDIUMCVSS 4.3EG 4.32023-12-18
An observable response discrepancy in the Gallagher Command Centre RESTAPI allows an insufficiently-privileged user to infer the presence of items that would not otherwise be viewable. This issue affects: Gallagher Command Centre 8.70 p…
- CVE-2023-39343MEDIUMCVSS 4.3EG 4.32023-08-04
Sulu is an open-source PHP content management system based on the Symfony framework. It allows over the Admin Login form to detect which user (username, email) exists and which one do not exist. Sulu Installation not using the old Symfony …
- CVE-2026-71462MEDIUMCVSS 4.1EG 4.12026-09-23
StringListPathField.to_internal_value() calls os.path.exists() on unbounded user-supplied paths. 200 vs 400 response reveals existence of arbitrary absolute paths on the controller-web pod. Tenant …
- CVE-2023-50306MEDIUMCVSS 4.0EG 4.02024-02-20
IBM Common Licensing 9.0 could allow a local user to enumerate usernames due to an observable response discrepancy. IBM X-Force ID: 273337.
- CVE-2026-85286LOWCVSS 3.7EG 3.72026-11-05
HomeBox is a home inventory and organization system. Prior to 0.27.0, the POST /api/v1/users/login endpoint performs password-hash verification only when the submitted username matches an existing account, while unknown usernames return im…
- CVE-2026-103526LOWCVSS 3.7EG 3.72026-10-12
In Thelia v2.6.0, both the administrative login and forgotten password endpoints return different responses for invalid usernames and incorrect passwords, allowing unauthenticated attackers to enumerate valid administrator accounts. Becaus…
- CVE-2026-84307LOWCVSS 3.7EG 3.72026-09-01
Filament is a collection of full-stack components for accelerated Laravel development. From 4.0.0 until 4.12.5 and 5.7.5, packages/panels/src/Auth/Pages/Login.php presents the multi-factor authentication challenge before evaluating canAcce…
- CVE-2026-19965LOWCVSS 3.7EG 3.72026-08-17
A vulnerability was determined in automad up to 2.0.0-beta.32. This vulnerability affects the function requestPasswordResetToken of the file automad/src/server/Controllers/API/UserController.php of the component Password Reset Endpoint. Th…
- CVE-2026-44753LOWCVSS 3.7EG 3.72026-07-14
SAP HANA Database (user self service tools) allows an unauthenticated user to send specially crafted requests that produce distinguishable responses, enabling enumeration of valid user accounts and email addresses. Successful exploitation …
- CVE-2026-8242LOWCVSS 3.7EG 3.72026-05-10
A vulnerability was found in Industrial Application Software IAS Canias ERP 8.03. The impacted element is the function doAction of the component Login RMI Interface. Performing a manipulation results in observable response discrepancy. The…
- CVE-2026-4045LOWCVSS 3.7EG 3.72026-03-12
A flaw has been found in projectsend up to r1945. This impacts an unknown function of the file includes/Classes/Auth.php. Executing a manipulation of the argument ldap_email can lead to observable response discrepancy. The attack can be ex…
- CVE-2025-67500LOWCVSS 3.7EG 3.72025-12-10
Mastodon is a free, open-source social network server based on ActivityPub. Versions 4.2.27 and prior, 4.3.0-beta.1 through 4.3.14, 4.4.0-beta.1 through 4.4.9, 4.5.0-beta.1 through 4.5.2 have discrepancies in error handling which allow che…
- CVE-2025-9109LOWCVSS 3.7EG 3.72025-08-18
A security flaw has been discovered in Portabilis i-Diario up to 1.5.0. Affected by this vulnerability is an unknown functionality of the file /password/email of the component Password Recovery Endpoint. The manipulation results in observa…
- CVE-2025-48015LOWCVSS 3.7EG 3.72025-05-20
Failed login response could be different depending on whether the username was local or central.
- CVE-2025-24023LOWCVSS 3.7EG 3.72025-03-03
Flask-AppBuilder is an application development framework. Prior to 4.5.3, Flask-AppBuilder allows unauthenticated users to enumerate existing usernames by timing the response time from the server when brute forcing requests to login. This …
- CVE-2024-42174LOWCVSS 3.7EG 3.72025-01-11
HCL MyXalytics is affected by username enumeration vulnerability. This allows a malicious user to perform enumeration of application users, and therefore compile a list of valid usernames.
- CVE-2024-13198LOWCVSS 3.7EG 3.72025-01-09
A vulnerability classified as problematic has been found in langhsu Mblog Blog System 3.5.0. Affected is an unknown function of the file /login. The manipulation leads to observable response discrepancy. It is possible to launch the attack…
- CVE-2024-13028LOWCVSS 3.7EG 3.72024-12-29
A vulnerability, which was classified as problematic, has been found in Antabot White-Jotter up to 0.2.2. This issue affects some unknown processing of the file /login. The manipulation of the argument username leads to observable response…
- CVE-2024-12663LOWCVSS 3.7EG 3.72024-12-16
A vulnerability classified as problematic was found in funnyzpc Mee-Admin up to 1.6. This vulnerability affects unknown code of the file /mee/login of the component Login. The manipulation of the argument username leads to observable respo…
- CVE-2024-6056LOWCVSS 3.7EG 3.72024-06-17
A vulnerability was found in nasirkhan Laravel Starter up to 11.8.0. It has been rated as problematic. Affected by this issue is some unknown functionality of the file /forgot-password of the component Password Reset Handler. The manipulat…
- CVE-2024-28868LOWCVSS 3.7EG 3.72024-03-20
Umbraco is an ASP.NET content management system. Umbraco 10 prior to 10.8.4 with access to the native login screen is vulnerable to a possible user enumeration attack. This issue was fixed in version 10.8.5. As a workaround, one may disabl…
- CVE-2024-2482LOWCVSS 3.7EG 3.72024-03-15
A vulnerability has been found in Surya2Developer Hostel Management Service 1.0 and classified as problematic. Affected by this vulnerability is an unknown functionality of the file /check_availability.php of the component HTTP POST Reques…
- CVE-2020-11063LOWCVSS 3.7EG 3.72020-05-13
In TYPO3 CMS versions 10.4.0 and 10.4.1, it has been discovered that time-based attacks can be used with the password reset functionality for backend users. This allows an attacker to mount user enumeration based on email addresses assigne…
- CVE-2024-31870LOWCVSS 3.3EG 3.32024-06-15
IBM Db2 for i 7.2, 7.3, 7.4, and 7.5 supplies user defined table function is vulnerable to user enumeration by a local authenticated attacker, without having authority to the related *USRPRF objects. This can be used by a malicious actor …
- CVE-2026-102587LOWCVSS 2.7EG 2.72026-09-30
A flaw was found in Moodle. User list filters do not properly enforce visibility restrictions on user profile fields. An authorized user with manager privileges can filter user lists using profile attributes they are not permitted to view …
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