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CVE-2026-63398

Coop has SAML cross-tenant authentication bypass

Coop is an open source review and moderation tool from ROOST. Prior to 1.0.2, the SAML strategy's verify callback resolved the authenticated user by email alone using `kyselyUserFindByEmail`, without binding the lookup to the organization in `/saml/login/:orgId/callback`. An attacker who administers an organization and controls its SAML IdP signing key can submit an assertion for a victim email to another organization's callback when that target organization has registered the same signing certificate. The assertion verifies against the target certificate, and the email resolves to the target user, creating a session as that user and allowing full cross-tenant account takeover without privileges in the target organization. Exploitation requires the unusual configuration in which the target certificate matches a signing key controlled by the attacker. This issue is fixed in version 1.0.2.

CVSS 4.0 · 7.4 High EPSS < 1% KEV · Not listed
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CVE-2026-117082

Authentication Bypass in Sercomm AOT-4221SR UPnP Allows Remote SOAP Control

An authentication bypass vulnerability in the Universal Plug and Play (UPnP) framework of the Sercomm AOT-4221SR 4.6 Dual Band GPON ONU device allows an attackers to execute arbitrary SOAP requests via port 5555. This flaw exposes 15 administrative, WAN, LAN, and firewall services without requiring credentials, enabling attackers to modify core routing tables, alter DNS servers, remove firewall rules, and completely compromise the network.

CVSS n/a EPSS < 1% KEV · Not listed
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CVE-2026-34121

Authentication Bypass in DS Configuration Service via HTTP Request Parsing Differential of TP-Link Tapo C520WS and C210

An authentication bypass vulnerability within the HTTP handling of the DS configuration service in TP-Link Tapo C520WS v2.6 and C210 v3 was identified, due to inconsistent parsing and authorization logic in JSON requests during authentication check. An unauthenticated attacker can append an authentication-exempt action to a request containing privileged DS do actions, bypassing authorization checks. Successful exploitation allows unauthenticated execution of restricted configuration actions, which may result in unauthorized modification of device state.

CVSS 4.0 · 8.7 High EPSS < 1% KEV · Not listed
Vendors
CVE-2026-55369

Waline login accepts a non-string email as a match-all MongoDB query

Waline is a comment system with backend support. Prior to version 1.41.1, the login endpoint POST /api/token reads the email field from the request body without checking its type and passes it straight into the MongoDB storage query. When email is not a string (for example a JSON object such as {"$ne": null}), the MongoDB storage adapter's parseWhere silently DROPS the field rather than rejecting the request, producing an empty filter that matches ALL users. The endpoint then verifies the submitted password against the FIRST user returned (user[0]), which in Waline is the first-registered user — the site administrator. This is a PARTIAL authentication bypass, not a full one. The attacker still needs a valid password for that first user; this is not a zero-knowledge bypass and it does not disclose passwords. Its concrete effects are: (1) the email/identifier factor is removed for the administrator account, (2) user enumeration (a non-string email never fails the "no such user" branch), and (3) credential-stuffing amplification — an attacker can test a leaked or weak password against the administrator account without knowing the administrator's email. This issue has been patched in version 1.41.1.

CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed
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CVE-2026-118129

jeremyckahn Chitchatter PostMessage Bootstrap.tsx isConfigMessageEvent improper authentication

A vulnerability was found in jeremyckahn Chitchatter up to f82538633813c854a81a8b2112a2f6ba17b39cbc. The affected element is the function isConfigMessageEvent of the file src/Bootstrap.tsx of the component PostMessage Handler. Performing a manipulation of the argument parentDomain results in improper authentication. Remote exploitation of the attack is possible. The exploit has been made public and could be used. This product follows a rolling release approach for continuous delivery, so version details for affected or updated releases are not provided. The patch is named e3babb5cd83bfe3b99f1d82358ac5c1ea8e8a688. It is recommended to apply a patch to fix this issue. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.

CVSS 4.0 · 5.3 Medium EPSS < 1% KEV · Not listed
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CVE-2026-117532

REDAXO Core 5.3.0 before 5.21.4 Authentication Bypass via History Plugin

REDAXO core from 5.3.0 before 5.21.4 contains an authentication bypass vulnerability in the structure/history plugin that allows unauthenticated attackers to forge temporary login tokens. Attackers can force the session-tied secret into a predictable state and forge tokens for accounts like admin, gaining backend access and code execution outside live mode.

CVSS 4.0 · 9.3 Critical EPSS < 1% KEV · Not listed
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CVE-2026-120278

WAVLINK WN536AX6-A VPN Client List ioos sub_41a7c0 missing authentication

A vulnerability was detected in WAVLINK WN536AX6-A V260507_2.0.0. Impacted is the function sub_416d48/sub_41a7c0 of the file /bin/ioos of the component VPN Client List Handler. Performing a manipulation of the argument opt results in missing authentication. The attack can be initiated remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure.

CVSS 4.0 · 6.9 Medium EPSS < 1% KEV · Not listed
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CVE-2026-120191

Presenton API missing authentication

A weakness has been identified in Presenton up to 0.9.11-beta. Affected by this issue is some unknown functionality of the component API. This manipulation causes missing authentication. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be used for attacks. Upgrading to version 0.9.12-beta can resolve this issue. Patch name: 44c8a61122b21f17642d717b0c4d6f2c54c0f180. You should upgrade the affected component.

CVSS 4.0 · 6.9 Medium EPSS < 1% KEV · Not listed
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CVE-2026-116228

777genius agent-teams-ai Local HTTP Service HttpServer.ts doStart missing authentication

A vulnerability was found in 777genius agent-teams-ai up to 2.17.10. This issue affects the function doStart of the file src/main/services/infrastructure/HttpServer.ts of the component Local HTTP Service. The manipulation results in missing authentication. The attack is only possible with local access. 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.

CVSS 4.0 · 4.8 Medium EPSS < 1% KEV · Not listed
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CVE-2026-116110

GiantappMan LiveWallPaper SignalR Hub UploadFile missing authentication

A vulnerability was found in GiantappMan LiveWallPaper 2.6.8.0 on Windows. This issue affects some unknown processing of the file /LiveWallpaper/UploadFile of the component SignalR Hub. Performing a manipulation results in missing authentication. The attack is possible to be carried out remotely. The exploit has been made public and could be used. The patch is named b62f878899adbfc2968e3345442f3a3df91b774d. It is suggested to install a patch to address this issue. The vendor was contacted early about this disclosure.

CVSS 4.0 · 6.9 Medium EPSS < 1% KEV · Not listed
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Products
CVE-2026-109553

Gitea SSH certificate principal impersonation of other users

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_PRINCIPALS_ALLOW=anything`), a user could register another user's public key line as their own principal, or a holder of a certificate signed by that authority could list it, and then authenticate as the owner of that key through the HTTP signature API and the built-in SSH server. Instances that do not trust a user certificate authority are not affected.

CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
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CVE-2026-79885

Unauthenticated File Write Vulnerability leads to Denial-of-Service in AOS-8

An unauthenticated file write vulnerability exists in the PAPI protocol in AOS-8. Successful exploitation could allow an unauthenticated remote attacker to make limited modifications to files on the affected system and to disrupt the availability of the affected service.

CVSS 3.1 · 8.2 High EPSS < 1% KEV · Not listed
Vendors
Hpe
Products
Aos
CVE-2026-63244

Authentication Bypass Vulnerability

An authentication bypass vulnerability in WizLearn Technologies' Learning Management System (LMS) could allow an unauthenticated remote attacker to bypass password authentication and the OAuth authentication flow by sending a specially crafted POST request, potentially resulting in unauthorised access to user accounts and full administrative control of the LMS platform.

CVSS 3.1 · 9.8 Critical EPSS < 1% KEV · Not listed
CVE-2026-63243

Firmware verification vulnerability

An authentication vulnerability in the Bluetooth Low Energy (BLE) implementation of Creative Sound Blaster Katana could allow an attacker within Bluetooth range to connect to an affected device without prior pairing or authentication.

CVSS 3.1 · 4.3 Medium EPSS < 1% KEV · Not listed
Vendors
CVE-2026-79874

Authentication Bypass in the API allows Administrative Access of AOS-10

An authentication bypass in the API of AOS-10 allows an unauthenticated adjacent attacker to circumvent existing authentication controls. Successful exploitation could allow an attacker to gain administrative access, modify system configurations, and access or manipulate sensitive data.

CVSS 3.1 · 9.3 Critical EPSS < 1% KEV · Not listed
Vendors
Hpe
Products
Aos
CVE-2026-79873

Unauthenticated Adjacent Authentication Bypasses in the PAPI Protocol of AOS-10 Leads to Unauthorized Administrative Access

Authentication bypass vulnerabilities in the PAPI protocol of AOS-10 could allow an unauthenticated adjacent attacker to circumvent existing authentication controls. Successful exploitation could allow an attacker to gain administrative access, modify system configurations, and access or manipulate sensitive data on affected devices.

CVSS 3.1 · 9.3 Critical EPSS < 1% KEV · Not listed
Vendors
Hpe
Products
Aos
CVE-2026-79870

Authentication Bypass leads to Unauthorized Access in AOS-8

An authentication bypass vulnerability in the PAPI protocol of AOS-8 could allow an unauthenticated adjacent attacker to circumvent existing authentication controls. Successful exploitation could allow an attacker to gain administrative access, modify system configurations, access or manipulate sensitive data, and disrupt network operations.

CVSS 3.1 · 9.6 Critical EPSS < 1% KEV · Not listed
Vendors
Hpe
Products
Aos
CVE-2026-79869

Authentication Bypass Leading to Remote Code Execution in AOS-10

Authentication bypass vulnerabilities in the affected interface of AOS-10 could allow an unauthenticated adjacent attacker to circumvent existing authentication controls. Successful exploitation could allow an attacker to execute arbitrary commands as a privileged user on the underlying operating system.

CVSS 3.1 · 9.6 Critical EPSS < 1% KEV · Not listed
Vendors
Hpe
Products
Aos
CVE-2026-93489

Authentication Bypass in ASUS Router Modules Enables Unauthorized Administrator Operations

Improper Authentication in ASUS router modules allows an unauthenticated nearby user to send an HTTP request and forge an access ticket, subsequently enabling the user to perform administrator operations. Refer to the ' Security Update for ASUS Router Firmware ' section on the ASUS Security Advisory for more information.

CVSS 4.0 · 8.7 High EPSS < 1% KEV · Not listed
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