CVE-2026-55454

Appsmith (prior to 2.1) exposes the bundled Caddy admin API without authentication inside the container, bound to 0.0.0.0:2019. Although not exposed to the host via docker-compose, it is reachable from the Appsmith server process and can be targeted via SSRF to issue admin-API calls (e.g., POST /...

CVE-2026-55455 Appsmith: SSRF in REST API / GraphQL datasource plugins via insufficient host denylist

Appsmith is a platform to build admin panels, internal tools, and dashboards. Prior to 2.1, the outbound HTTP host filter applied by WebClientUtils used by the REST API and GraphQL datasource plugins validates hosts against an exact-match string denylist. The comprehensive address-class check...

CVE-2026-54069 SiYuan: Unauthenticated Admin API Access via Blanket chrome-extension:// Origin Allowlist

SiYuan is an open-source personal knowledge management system. Prior to 3.7.0, SiYuan Note's kernel HTTP server unconditionally trusts all chrome-extension:// origins, granting RoleAdministrator access to every installed browser extension without any authentication. Combined with the default empt...

CVE-2026-52808

Gogs is an open source self-hosted Git service. Prior to 0.14.3, three API endpoints — PATCH /api/v1/repos/:owner/:repo/issue-tracker, PATCH /api/v1/repos/:owner/:repo/wiki, and POST /api/v1/repos/:owner/:repo/mirror-sync — are gated by reqRepoWriter rather than reqRepoAdmin. The equivalent...

CVE-2026-33543

FOSSBilling is a free, open-source billing and client management system. Versions 0.7.2 and prior expose a guest API endpoint, /api/guest/staff/create, intended for initial administrator bootstrap. Due to a flawed admin-existence check, the endpoint remains usable after an administrator already...

CVE-2026-45689

Rocket.Chat is an open-source, secure, fully customizable communications platform. Prior to 8.5.0, 8.4.1, 8.3.3, 8.2.3, 8.1.4, 8.0.5, 7.13.7, and 7.10.11, an unauthenticated network attacker obtains a valid Rocket.Chat OAuth access token for an arbitrary user by sending a single HTTP POST with...

Off-by-one Error

Overview Affected versions of this package are vulnerable to Off-by-one Error via the ChangeCollaborationAccessMode function. An attacker can gain owner-level privileges by exploiting an off-by-one error when modifying collaboration access modes. Remediation Upgrade...

Missing Authentication for Critical Function

Overview Affected versions of this package are vulnerable to Missing Authentication for Critical Function via the GET /api/v1/orgs/:orgname/teams endpoint, which returns organization team details without requiring authentication. An attacker can access sensitive information such as team IDs, name...

CVE-2026-33543

FOSSBilling versions 0.7.2 and earlier expose a guest API endpoint /api/guest/staff/create intended for initial admin bootstrap. A flawed admin-existence check (is_countable() used on a Model_Admin object or null) makes the guard always evaluate true, allowing unauthenticated creation of an admin...

CVE-2026-33543 FOSSBilling: Authentication bypass allows unauthenticated administrator creation

FOSSBilling is a free, open-source billing and client management system. Versions 0.7.2 and prior expose a guest API endpoint, /api/guest/staff/create, intended for initial administrator bootstrap. Due to a flawed admin-existence check, the endpoint remains usable after an administrator already...

CVE-2026-52808 Gogs: Write-level collaborators can mutate admin-only repository settings via API

Gogs is an open source self-hosted Git service. Prior to 0.14.3, three API endpoints — PATCH /api/v1/repos/:owner/:repo/issue-tracker, PATCH /api/v1/repos/:owner/:repo/wiki, and POST /api/v1/repos/:owner/:repo/mirror-sync — are gated by reqRepoWriter rather than reqRepoAdmin. The equivalent...

CVE-2026-52816

Gogs exposes an unauthenticated REST endpoint POST /-/api/sanitize_ipynb that uses bluemonday.UGCPolicy with AllowURLSchemes("data"), allowing all data: URIs (including data:text/html). This enables a registered user to craft payloads that survive sanitization and execute XSS when rendered in oth...

CVE-2026-52795 Gogs: Authorization Bypass in Watch API allows any user to monitor private repository activity

Gogs is an open source self-hosted Git service. In 0.14.3 and earlier, any authenticated user can watch a private repository they have no access to, because the access check in the Watch API handler is inverted. The code checks if repoCtx.ViewerCanRead returns 404 when the user CAN read instead o...

CVE-2026-52795 Gogs: Authorization Bypass in Watch API allows any user to monitor private repository activity

Gogs is an open source self-hosted Git service. In 0.14.3 and earlier, any authenticated user can watch a private repository they have no access to, because the access check in the Watch API handler is inverted. The code checks if repoCtx.ViewerCanRead returns 404 when the user CAN read instead o...

CVE-2026-52795

CVE-2026-52795 affects Gogs (open source self-hosted Git service). In 0.14.3 and earlier, an authorization logic error in the Watch API lets any authenticated user watch a private repository they have no access to, due to an inverted access check. This exposes private repository activity in the a...

EUVD-2026-39061

Gogs is an open source self-hosted Git service. Prior to 0.14.3, Gogs has an unauthenticated information disclosure vulnerability. The GET /api/v1/orgs/:orgname/teams endpoint at internal/route/api/v1/orgteam.go:8 returns all teams for any organization without requiring authentication. The route...

CVE-2026-52815 Gogs: Unauthenticated Organization Teams Information Disclosure via API

Gogs is an open source self-hosted Git service. Prior to 0.14.3, Gogs has an unauthenticated information disclosure vulnerability. The GET /api/v1/orgs/:orgname/teams endpoint at internal/route/api/v1/orgteam.go:8 returns all teams for any organization without requiring authentication. The route...

CVE-2026-52815 Gogs: Unauthenticated Organization Teams Information Disclosure via API

Gogs is an open source self-hosted Git service. Prior to 0.14.3, Gogs has an unauthenticated information disclosure vulnerability. The GET /api/v1/orgs/:orgname/teams endpoint at internal/route/api/v1/orgteam.go:8 returns all teams for any organization without requiring authentication. The route...

CVE-2026-52815

Gogs is an open source self-hosted Git service. Prior to 0.14.3, Gogs has an unauthenticated information disclosure vulnerability. The GET /api/v1/orgs/:orgname/teams endpoint at internal/route/api/v1/orgteam.go:8 returns all teams for any organization without requiring authentication. The route...

CVE-2026-27708

FOSSBilling is a free, open-source billing and client management system. In versions 0.7.2 and prior, the Servicecustom Client API's call method accepts an orderid parameter and fetches the associated order without verifying the authenticated client owns it, potentially exposing cross-client data...