CVE-2026-65824

OpenReception's appointment booking software (prior to version 2.2.1 ) is vulnerable to a replay attack involving invite confirmation tokens. An attacker capturing a pending token can replay it to obtain a passkey-registration credential, allowing them to register their own passkey and take contr...

CVE-2026-65824 OpenReception: invite confirmation token is replayable within its validity window and re-issues a registration-bootstrap cookie

OpenReception's appointment booking software provides an end-to-end encrypted appointment booking platform. Prior to version 2.2.1, an attacker who captures a pending invite token can replay it to obtain a passkey-registration credential and register their own passkey on the invited account, taki...

CVE-2026-59563 HMAC Confirmation Token Unbinding in zscaler-mcp-server

Zscaler MCP Server versions 0.7.0 and 0.7.1 has an issue where HMAC confirmation tokens were not bound to the target resource identifier, allowing an MCP client or agent to replay a token generated for one resource to affect another resource of the same type. This issue is fixed in version 0.7.2...

CVE-2026-59563 HMAC Confirmation Token Unbinding in zscaler-mcp-server

Zscaler MCP Server versions 0.7.0 and 0.7.1 has an issue where HMAC confirmation tokens were not bound to the target resource identifier, allowing an MCP client or agent to replay a token generated for one resource to affect another resource of the same type. This issue is fixed in version 0.7.2...

CVE-2026-59563

The Zscaler MCP Server versions 0.7.0 and 0.7.1 are vulnerable to a token replay issue. The root cause is that HMAC confirmation tokens are not bound to the target resource identifier. This allows an MCP client or agent to replay a token intended for one resource to impact another resource of the...

CVE-2026-82685 Confirmation token accepted on any record in AshAuthentication

Authorization Bypass Through User-Controlled Key vulnerability in team-alembic AshAuthentication allows an authenticated attacker to overwrite and confirm another user's email address, and so take over that account. A confirmation token issued to one user is accepted on any other user's record...

CVE-2026-82685 Confirmation token accepted on any record in AshAuthentication

Authorization Bypass Through User-Controlled Key vulnerability in team-alembic AshAuthentication allows an authenticated attacker to overwrite and confirm another user's email address, and so take over that account. A confirmation token issued to one user is accepted on any other user's record...

EEF-CVE-2026-82685 Confirmation token accepted on any record in AshAuthentication

Summary Authorization Bypass Through User-Controlled Key vulnerability in team-alembic AshAuthentication allows an authenticated attacker to overwrite and confirm another user's email address, and so take over that account. A confirmation token issued to one user is accepted on any other user's...

CVE-2026-82685

Authorization Bypass Through User-Controlled Key vulnerability in team-alembic AshAuthentication allows an authenticated attacker to overwrite and confirm another user's email address, and so take over that account. A confirmation token issued to one user is accepted on any other user's record...

CVE-2026-77134 Broken Access Control in extension "femanager" (femanager)

The extension fails to require the dedicated admin confirmation token when processing an admin-approval request, so a regular user confirmation hash, obtainable by any visitor through the public resend-confirmation action, is sufficient to self-approve a pending account awaiting admin approval...

CVE-2026-77134

The extension fails to require the dedicated admin confirmation token when processing an admin-approval request, so a regular user confirmation hash, obtainable by any visitor through the public resend-confirmation action, is sufficient to self-approve a pending account awaiting admin approval...

CVE-2026-77134 Broken Access Control in extension "femanager" (femanager)

The extension fails to require the dedicated admin confirmation token when processing an admin-approval request, so a regular user confirmation hash, obtainable by any visitor through the public resend-confirmation action, is sufficient to self-approve a pending account awaiting admin approval...

CVE-2026-77134 Broken Access Control in extension "femanager" (femanager)

The extension fails to require the dedicated admin confirmation token when processing an admin-approval request, so a regular user confirmation hash, obtainable by any visitor through the public resend-confirmation action, is sufficient to self-approve a pending account awaiting admin approval...

EUVD-2026-65342

The extension fails to require the dedicated admin confirmation token when processing an admin-approval request, so a regular user confirmation hash, obtainable by any visitor through the public resend-confirmation action, is sufficient to self-approve a pending account awaiting admin approval...

CVE-2026-35407 Saleor has Cross-Account Email Change via Unbound Confirmation Token

Saleor is an e-commerce platform. From 2.10.0 to before 3.23.0a3, 3.22.47, 3.21.54, and 3.20.118, a business-logic and authorization flaw was found in the account email change workflow, the confirmation flow did not verify that the email change confirmation token was issued for the given...

CVE-2026-35407

Saleor’s CVE-2026-35407 describes a cross-account email-change weakness in the account email-change workflow. The confirmation token could be used for a different authenticated user, allowing the token’s new_email to update the second account’s address even though the token wasn’t issued for that...

Linux Distros Unpatched Vulnerability : CVE-2019-16109

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An issue was discovered in Plataformatec Devise before 4.7.1. It confirms accounts upon receiving a request with a blank confirmationtoken, if a database record...

Moodle 4.4.x < 4.4.5 Multiple Vulnerabilities

According to its self-reported version, the Moodle install hosted on the remote host is 4.1.x prior to 4.1.15, 4.3.x prior to 4.3.9, or 4.4.x prior to 4.4.5. It is, therefore, affected by multiple vulnerabilities. - A potential denial of service risk due to guest sessions' longer timeout period. ...

Moodle < 4.1.15 Multiple Vulnerabilities

According to its self-reported version, the Moodle install hosted on the remote host is 4.1.x prior to 4.1.15, 4.3.x prior to 4.3.9, or 4.4.x prior to 4.4.5. It is, therefore, affected by multiple vulnerabilities. - A potential denial of service risk due to guest sessions' longer timeout period. ...

Internet Bug Bounty: rubygems.org Batching attack to `confirmation_token` by bypass rate limit

The following is copied from hackerone's report. https://hackerone.com/reports/1529183 --- I confirmed that EmailConfirmationsController has the same problem as https://hackerone.com/reports/449356...