CVE-2026-61503

CVE-2026-61503 – Rejetto HFS : Affects HFS 3.0.0–3.2.0. The login endpoint returns observably different responses depending on whether the username exists, enabling remote, unauthenticated actors to confirm valid accounts (including the default admin) and facilitating password guessing and sessio...

CVE-2026-61500

Affected software: Rejetto HFS 3.0.0–3.2.0. Root cause: session-cookie signing key derived from the non‑cryptographic Math.random() generator; outputs disclosed to unauthenticated clients during login. Impact: remote attacker can observe login responses, reconstruct the generator state, recover t...

CVE-2026-61500 Rejetto HFS < 3.2.1 Session Forgery via Predictable Signing Key

Rejetto HFS 3.0.0 through 3.2.0 derives its session-cookie signing key from the non-cryptographic Math.random generator and discloses outputs of the same generator to unauthenticated clients during login. A remote attacker can collect a small number of login responses, reconstruct the generator's...

BIT-AUTHENTIK-2026-41569 authentik: WS-Federation wreply origin bypass can exfiltrate signed login responses to attacker-controlled endpoints

authentik is an open-source identity provider. Prior to version 2026.2.3, the WS-Federation provider validates the user-supplied wreply parameter using a raw string prefix check rather than proper URL parsing. An attacker who can craft a login link can supply a wreply value on a different origin...

CVE-2025-67806

CVE-2025-67806 affects Sage DPW login mechanism. The Red Hat/NVD entries describe that, in versions before 2021_06_000, the system returns distinct responses for valid vs. invalid usernames, enabling account enumeration. In newer versions, on‑prem administrators can toggle this behavior. No furth...

PrestaShop 安全漏洞

PrestaShop is an open-source e-commerce solution developed by the PrestaShop company in the United States. This solution offers various payment methods, SMS notifications, and features like image scaling for products. There were security vulnerabilities in versions of PrestaShop before 8.2.4 and...

CVE-2026-24664

The Open eClass platform formerly known as GUnet eClass is a complete course management system. Prior to version 4.2, a username enumeration vulnerability allows unauthenticated attackers to identify valid user accounts by analyzing differences in the login response behavior. This issue has been...

CVE-2026-24664

The Open eClass platform formerly known as GUnet eClass is a complete course management system. Prior to version 4.2, a username enumeration vulnerability allows unauthenticated attackers to identify valid user accounts by analyzing differences in the login response behavior. This issue has been...

CVE-2026-24664

Open eClass (formerly GUnet eClass) is affected prior to version 4.2 by a username enumeration issue where unauthenticated attackers can determine valid accounts by observing differences in login responses. The vulnerability specifically involves the login workflow, including the /login endpoint,...

EUVD-2025-199750

OneUptime is a solution for monitoring and managing online services. Prior to version 8.0.5567, OneUptime is vulnerable to privilege escalation via Login Response Manipulation. During the login process, the server response included a parameter called isMasterAdmin. By intercepting and modifying...

CVE-2025-34254

D-Link Nuclias Connect firmware versions = 1.3.1.4 contain an observable response discrepancy vulnerability. The application's 'Login' endpoint returns distinct JSON responses depending on whether the supplied username is associated with an existing account. Because the responses differ in the...

CVE-2025-34254

D-Link Nuclias Connect firmware versions = 1.3.1.4 contain an observable response discrepancy vulnerability. The application's 'Login' endpoint returns distinct JSON responses depending on whether the supplied username is associated with an existing account. Because the responses differ in the...

PT-2025-22151 · Schweitzer Engineering Laboratories · Sel-5056 Software-Defined Network Flow Controller

Name of the Vulnerable Software and Affected Versions: The product name cannot be determined. Description: The issue is related to a difference in failed login responses based on whether the username is local or central. This distinction could potentially be exploited. Recommendations: At the...

Observable Response Discrepancy

Overview Affected versions of this package are vulnerable to Observable Response Discrepancy due to the timing analysis of post-login API responses. An attacker can determine if a specific user account exists by observing the response times. Remediation Upgrade Umbraco.Cms.Core to version 10.8.10...

Observable Response Discrepancy

Overview Affected versions of this package are vulnerable to Observable Response Discrepancy due to the timing analysis of post-login API responses. An attacker can determine if a specific user account exists by observing the response times. Remediation Upgrade Umbraco.Cms.Web.BackOffice to versi...

WakaTime: Session Replay Attack Allows Authentication Bypass via Captured Login Responses Allowing Bypass of 429 Too many attempts for Multiple Failed Logins

Summary An attacker can bypass authentication by capturing a valid login response including session cookies/tokens and replaying it during a failed login attempt with incorrect credentials. The server fails to invalidate or validate session tokens properly, allowing unauthorized access even after...

CVE-2024-36510

An observable response discrepancy vulnerability CWE-204 in FortiClientEMS 7.4.0, 7.2.0 through 7.2.4, 7.0 all versions, and FortiSOAR 7.5.0, 7.4.0 through 7.4.4, 7.3.0 through 7.3.2, 7.2 all versions, 7.0 all versions, 6.4 all versions may allow an unauthenticated attacker to enumerate valid use...

Fortinet FortiClientEMS和FortiSOAR 安全漏洞

Fortinet FortiSOAR and Fortinet FortiClientEMS are both products of Fortinet, Inc.Fortinet FortiSOAR is a Security Orchestration, Automation, and Response SOAR solution.Fortinet FortiClientEMS is part of Fortinet's offering of endpoint management solutions designed to help organizations effective...

SICK InspectorP61x和SICK InspectorP62x 安全漏洞

The SICK InspectorP61x and SICK InspectorP62x are both ultra-compact industrial 2D vision sensors from SICK, Germany. A security vulnerability exists in the SICK InspectorP61x and SICK InspectorP62x that stems from the inclusion of random numbers and other information during the response to a que...

Observable Response Discrepancy

Overview Affected versions of this package are vulnerable to Observable Response Discrepancy through the login notification mechanism. An attacker can determine valid usernames by observing the different responses given for correct usernames with weak passwords versus incorrect usernames with wea...