Coder vulnerable to OIDC account takeover via email-based user matching and email_verified bypass

Summary Two flaws in Coder's OIDC login chained into account takeover: email-based user matching fell back to linking by email without checking for an existing link to a different IdP subject and the emailverified claim was only enforced when present as a boolean false so an absent or non-boolean...

Coder's OIDC email_verified type coercion bypass enables account takeover via unverified email linking

Summary Coder's OIDC callback checked emailverified with a direct Go bool type assertion. When an IdP returned the claim as a non-boolean for example the string "false" or omitted it, the assertion failed open and the email was treated as verified. Combined with an unconditional email-based accou...

PT-2026-56065

Name of the Vulnerable Software and Affected Versions Coder versions prior to 2.34.2 Coder versions prior to 2.33.8 Coder versions prior to 2.32.7 Coder versions prior to 2.29.17 Description Two flaws in the OIDC login process allow for account takeover. The first issue occurs when email-based us...

CVE-2026-58029

Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/Api/ApiChangeAuthenticationData.Php, includes/Api/ApiLinkAccount.Php, includes/Api/ApiRemoveAuthenticationData.Php, includes/Specials/SpecialLinkAccounts.Php,...

binutils: Binutils: Arbitrary code execution via malformed XCOFF object file processing

A flaw was found in binutils. A heap-buffer-overflow vulnerability exists when processing a specially crafted XCOFF Extended Common Object File Format object file during linking. A local attacker could trick a user into processing this malicious file, which could lead to arbitrary code execution,...

CVE-2026-50132

Budibase is an open-source low-code platform. Prior to 3.39.0, GET /api/chat-links/:instance/:token/handoff is a public endpoint no auth required that performs a permanent, state-changing operation: it binds an external chat identity Slack/Discord/MS Teams to an authenticated Budibase user accoun...

EUVD-2026-39911

Budibase is an open-source low-code platform. Prior to 3.39.0, GET /api/chat-links/:instance/:token/handoff is a public endpoint no auth required that performs a permanent, state-changing operation: it binds an external chat identity Slack/Discord/MS Teams to an authenticated Budibase user accoun...

CVE-2026-50739

A bypass for CVE‑2026‑34913 exists with proper ownership validation that had not been applied to the reverse operation of linking campaigns and trackers through the tracker-campaigns.php script in Revive Adserver 6.0.7 and earlier. As a result, a low‑privileged user could link their trackers to...

keycloak: Cross-Session Email Verification Proof Not Bound to Upstream Identity in First-Broker-Login

A flaw was found in Keycloak. The cross-session verification proof is keyed only by local userId, idpAlias and is not bound to the upstream identity that was actually verified, so a second upstream account on the same IdP can consume it and get linked to the victim's local account...

CVE-2026-50016 pnpm: Transitive dependency alias path traversal allows project path override via symlink replacement

pnpm is a package manager. Prior to 10.34.0 and 11.4.0, pnpm allows a transitive dependency alias from registry package metadata to contain path traversal segments. During install, pnpm later uses that alias as a filesystem path when linking dependency nodes. As a result, a registry package can...

PT-2026-52515

Name of the Vulnerable Software and Affected Versions pnpm versions prior to 10.34.0 pnpm versions prior to 11.4.0 Description pnpm allows a transitive dependency alias within registry package metadata to include path traversal segments. During the installation process, pnpm utilizes this alias a...

CVE-2026-34912

A missing access control check when linking banners or campaigns to a zone through the zone-include.php script of Revive Adserver 6.0.6 and earlier, or via its API allows a low‑privileged user could link their zones to banners or campaigns owned by other managers on the same instance, resulting i...

CVE-2026-34913

CVE-2026-34913 describes a missing access control check in Revive Adserver up to version 6.0.6 in the campaign-trackers.php workflow, where a low-privileged user could link trackers to campaigns owned by other managers on the same instance, leading to inconsistent ownership relationships. The und...

CVE-2026-34912

A missing access control check when linking banners or campaigns to a zone through the zone-include.php script of Revive Adserver 6.0.6 and earlier, or via its API allows a low‑privileged user could link their zones to banners or campaigns owned by other managers on the same instance, resulting i...

CVE-2026-34912

Affected software: Revive Adserver ≤ 6.0.6. Vulnerability: Missing access control when linking banners or campaigns to a zone via zone-include.php or the API. Impact (as stated): A low-privileged user could link zones to banners/campaigns owned by other managers on the same instance, causing inco...

CVE-2026-34913

A missing access control check when linking trackers to campaigns through the campaign-trackers.php script of Revive Adserver 6.0.6 and earlier could allow a low‑privileged user to link their trackers to campaigns owned by other managers on the same instance, resulting in inconsistent ownership...

EUVD-2026-38510

A missing access control check when linking trackers to campaigns through the campaign-trackers.php script of Revive Adserver 6.0.6 and earlier could allow a low‑privileged user to link their trackers to campaigns owned by other managers on the same instance, resulting in inconsistent ownership...

EUVD-2026-38501

A missing access control check when linking banners or campaigns to a zone through the zone-include.php script of Revive Adserver 6.0.6 and earlier, or via its API allows a low‑privileged user could link their zones to banners or campaigns owned by other managers on the same instance, resulting i...

PT-2026-51584

Name of the Vulnerable Software and Affected Versions FOSSBilling versions 0.6.21 through 0.7.2 Description An Insecure Direct Object Reference IDOR exists in the support ticket creation workflow. An authenticated client can create a support ticket that references an order belonging to another...

CVE-2026-48612

Improper state verification in the OAuth implementation could allow an attacker to manipulate the authentication flow and cause a victim’s account to be linked to an attacker-controlled account. This can result in unauthorized account linking and potential account takeover...