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CWE-203

826 CVEs • Abstraction: Base

Observable Discrepancy

The product behaves differently or sends different responses under different circumstances in a way that is observable to an unauthorized actor, which exposes security-relevant information about the state of the product, such as whether a particular operation was successful or not.

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CVEs (826)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
1Gofiber
1Fiber
Jul 15, 2026
Jul 8, 2026
N/A· v4
5.3 MEDIUM· v3
N/A· v2
Fiber is an Express inspired web framework written in Go. Prior to 3.3.0, the default Authorizer function in the BasicAuth middleware in middleware/basicauth/config.go uses short-circuit evaluation that skips password ha...Show more
Fiber is an Express inspired web framework written in Go. Prior to 3.3.0, the default Authorizer function in the BasicAuth middleware in middleware/basicauth/config.go uses short-circuit evaluation that skips password hash comparison for non-existent usernames, enabling reliable remote username enumeration through response timing differences. This issue is fixed in version 3.3.0.Show less
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Jul 1, 2026
Jun 30, 2026
6.9 MEDIUM· v4
5.3 MEDIUM· v3
N/A· v2
Capgo before 12.128.2 contains an information disclosure vulnerability in the public.invite_user_to_org RPC function that allows unauthenticated attackers to enumerate organization existence by observing distinct error r...Show more
Capgo before 12.128.2 contains an information disclosure vulnerability in the public.invite_user_to_org RPC function that allows unauthenticated attackers to enumerate organization existence by observing distinct error responses. Attackers can call the SECURITY DEFINER function with a publishable API key to determine if an organization ID exists based on NO_ORG versus NO_RIGHTS responses, enabling tenant enumeration attacks.Show less
1Google
1Chrome
Jul 1, 2026
Jun 30, 2026
N/A· v4
5.3 MEDIUM· v3
N/A· v2
Inappropriate implementation in Enterprise in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who convinced a user to engage in specific UI gestures to obtain potentially sensitive information from process...Show more
Inappropriate implementation in Enterprise in Google Chrome prior to 150.0.7871.47 allowed a remote attacker who convinced a user to engage in specific UI gestures to obtain potentially sensitive information from process memory via a crafted HTML page. (Chromium security severity: Low)Show less
1Google
1Chrome
Jul 1, 2026
Jun 30, 2026
N/A· v4
6.5 MEDIUM· v3
N/A· v2
Side-channel information leakage in CSS in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: Low)
1Google
1Chrome
Jul 6, 2026
Jun 30, 2026
N/A· v4
6.5 MEDIUM· v3
N/A· v2
Side-channel information leakage in WebAuthentication in Google Chrome on iOS prior to 150.0.7871.47 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: Low)
1Google
1Chrome
Jul 1, 2026
Jun 30, 2026
N/A· v4
6.5 MEDIUM· v3
N/A· v2
Side-channel information leakage in WebAudio in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: Low)
1Google
1Chrome
Jul 2, 2026
Jun 30, 2026
N/A· v4
6.5 MEDIUM· v3
N/A· v2
Side-channel information leakage in Scroll in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: High)
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Jun 25, 2026
Jun 23, 2026
6.9 MEDIUM· v4
N/A· v3
N/A· v2
NocoDB is software for building databases as spreadsheets. Prior to 2026.05.1, the shared-view password check fell back to strict-equality (===) comparison for legacy plaintext passwords, leaking the password's length an...Show more
NocoDB is software for building databases as spreadsheets. Prior to 2026.05.1, the shared-view password check fell back to strict-equality (===) comparison for legacy plaintext passwords, leaking the password's length and per-character prefix through response timing. This vulnerability is fixed in 2026.05.1.Show less
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Jun 24, 2026
Jun 21, 2026
6.9 MEDIUM· v4
5.3 MEDIUM· v3
N/A· v2
Cap-go before 12.128.2 contains an information disclosure vulnerability in the OPTIONS /build/upload/:jobId/* endpoint that allows unauthenticated attackers to enumerate valid builder job IDs through observable response...Show more
Cap-go before 12.128.2 contains an information disclosure vulnerability in the OPTIONS /build/upload/:jobId/* endpoint that allows unauthenticated attackers to enumerate valid builder job IDs through observable response discrepancies. Attackers can probe the endpoint without authentication to distinguish valid job IDs from invalid ones and generate sustained unauthenticated traffic for resource consumption.Show less
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Jun 22, 2026
Jun 20, 2026
5.3 MEDIUM· v4
4.3 MEDIUM· v3
N/A· v2
Capgo before 12.128.2 contains an information disclosure vulnerability in the GET /statistics/app/:app_id endpoint that allows app-limited API keys to distinguish existing sibling app IDs through differential error respo...Show more
Capgo before 12.128.2 contains an information disclosure vulnerability in the GET /statistics/app/:app_id endpoint that allows app-limited API keys to distinguish existing sibling app IDs through differential error responses. Attackers can enumerate real app IDs outside their allowed scope by observing 500 PGRST116 errors for inaccessible apps versus 401 errors for nonexistent apps, breaking tenant isolation.Show less
1Artio
1Book It!
Aug 21, 2026
Jun 19, 2026
8.7 HIGH· v4
7.5 HIGH· v3
N/A· v2
Joomla com_booking component 2.4.9 contains an information disclosure vulnerability that allows unauthenticated attackers to enumerate user accounts by exploiting the getUserData function in the customer controller. Atta...Show more
Joomla com_booking component 2.4.9 contains an information disclosure vulnerability that allows unauthenticated attackers to enumerate user accounts by exploiting the getUserData function in the customer controller. Attackers can send GET requests to index.php with option=com_booking, controller=customer, task=getUserData, and an id parameter to retrieve user names, usernames, and email addresses through brute force enumeration.Show less
1Google
1Chrome
Jul 23, 2026
Jun 5, 2026
N/A· v4
6.5 MEDIUM· v3
N/A· v2
Side-channel information leakage in Paint in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: Low)
1Google
1Chrome
Jul 23, 2026
Jun 5, 2026
N/A· v4
6.5 MEDIUM· v3
N/A· v2
Side-channel information leakage in PerformanceAPIs in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: Low)
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Jul 22, 2026
May 29, 2026
N/A· v4
5.3 MEDIUM· v3
N/A· v2
FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. Prior to 1.8.219, the password reset endpoint returns visually distinct responses depending on whether the submitted email address belong...Show more
FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. Prior to 1.8.219, the password reset endpoint returns visually distinct responses depending on whether the submitted email address belongs to an existing user account, allowing unauthenticated attackers to enumerate valid helpdesk agent email addresses. This vulnerability is fixed in 1.8.219.Show less
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Jul 21, 2026
May 28, 2026
N/A· v4
5.3 MEDIUM· v3
N/A· v2
TREK is a collaborative travel planner. Prior to 3.0.18, early return on missing user during login flow allowed an attacker to enumerate valid user accounts via response timing discrepancy. When an email address existed...Show more
TREK is a collaborative travel planner. Prior to 3.0.18, early return on missing user during login flow allowed an attacker to enumerate valid user accounts via response timing discrepancy. When an email address existed in the database, the backend performed a bcrypt password comparison before returning a 401 Unauthorized, adding ~370 ms of latency. When the email did not exist, the backend returned immediately (~10 ms). This ~14× timing difference could be detected without any difference in HTTP status codes or response bodies. This vulnerability is fixed in 3.0.18.Show less
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Jul 24, 2026
May 10, 2026
2.9 LOW· v4
3.7 LOW· v3
2.6 LOW· v2
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 respon...Show more
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 attack is possible to be carried out remotely. A high degree of complexity is needed for the attack. The exploitability is regarded as difficult. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.Show less
1Inducer
1Relate
Jun 17, 2026
May 8, 2026
N/A· v4
8.1 HIGH· v3
N/A· v2
RELATE is a web-based courseware package. Prior to commit 2f68e16, there is a timing attack vulnerability in course/auth.py — check_sign_in_key(). This issue has been patched via commit 2f68e16.
1Weblate
1Weblate
Jun 17, 2026
May 7, 2026
N/A· v4
4.3 MEDIUM· v3
N/A· v2
Weblate is a web based localization tool. Prior to version 5.17.1, the screenshots, tasks, and component link API allowed for the enumeration of translations in a project inaccessible to the user. This issue has been pat...Show more
Weblate is a web based localization tool. Prior to version 5.17.1, the screenshots, tasks, and component link API allowed for the enumeration of translations in a project inaccessible to the user. This issue has been patched in version 5.17.1.Show less
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Jun 17, 2026
Apr 16, 2026
N/A· v4
4.3 MEDIUM· v3
N/A· v2
In Wago Smart Designer in versions up to 2.33.1 a low privileged remote attacker may enumerate projects and usernames through iterative requests to an specific endpoint.
1Enhancesoft
1Osticket
Jul 24, 2026
Apr 2, 2026
N/A· v4
5.3 MEDIUM· v3
N/A· v2
User enumeration vulnerability in /pwreset.php in osTicket v1.18.2 allows remote attackers to enumerate valid usernames registered in the platform.