CVE-2026-77937

Letta through 0.16.8 contains an authentication bypass vulnerability that allows API callers to impersonate other users by supplying a self-asserted userid HTTP header. Attackers can set userid to another tenant's ID, even with LETTASERVERSECURE enabled, to read and modify that user's agents,...

CVE-2026-77937 Letta through 0.16.8 Cross-Tenant Impersonation via user_id Header

Letta through 0.16.8 contains an authentication bypass vulnerability that allows API callers to impersonate other users by supplying a self-asserted userid HTTP header. Attackers can set userid to another tenant's ID, even with LETTASERVERSECURE enabled, to read and modify that user's agents,...

CVE-2026-77937

Letta versions through 0.16.8 are vulnerable to an authentication bypass flaw. The issue allows API callers to perform cross-tenant impersonation by providing a self-asserted user_id HTTP header. This vulnerability persists even when LETTA_SERVER_SECURE is enabled. Successful exploitation allows ...

CVE-2026-77937

Letta through 0.16.8 contains an authentication bypass vulnerability that allows API callers to impersonate other users by supplying a self-asserted userid HTTP header. Attackers can set userid to another tenant's ID, even with LETTASERVERSECURE enabled, to read and modify that user's agents,...

PT-2026-117955

Letta through 0.16.8 contains an authentication bypass vulnerability that allows API callers to impersonate other users by supplying a self-asserted user id HTTP header. Attackers can set user id to another tenant's ID, even with LETTA SERVER SECURE enabled, to read and modify that user's agents,...

Unblu Spark authorization issue vulnerability

The Unblu Spark version 7.0 to 8.36.1-hotfix.0 has an authorization issue. This issue stems from the lack of authorization in the configuration cascading operations of the Collaboration Server. No check is performed to determine whether the user attempting to read or modify configurations has the...

CVE-2026-111716

Arkon through 0.9.2 contains a broken access control vulnerability that allows authenticated employees to read and modify other departments' sources because by-id routes in app/routers/sources.py skip canaccessdocument. Attackers can call the plan, progress, PATCH, retry and approve-extraction...

CVE-2026-111716 Arkon through 0.9.2 Broken Access Control via Sources By-ID Routes

Arkon through 0.9.2 contains a broken access control vulnerability that allows authenticated employees to read and modify other departments' sources because by-id routes in app/routers/sources.py skip canaccessdocument. Attackers can call the plan, progress, PATCH, retry and approve-extraction...

EUVD-2026-103008

Arkon through 0.9.2 contains a broken access control vulnerability that allows authenticated employees to read and modify other departments' sources because by-id routes in app/routers/sources.py skip canaccessdocument. Attackers can call the plan, progress, PATCH, retry and approve-extraction...

CVE-2026-111716

Arkon through 0.9.2 contains a broken access control vulnerability that allows authenticated employees to read and modify other departments' sources because by-id routes in app/routers/sources.py skip canaccessdocument. Attackers can call the plan, progress, PATCH, retry and approve-extraction...

PT-2026-116115

Arkon through 0.9.2 contains a broken access control vulnerability that allows authenticated employees to read and modify other departments' sources because by-id routes in app/routers/sources.py skip can access document. Attackers can call the plan, progress, PATCH, retry and approve-extraction...

EUVD-2026-98889

FastBee through 2.1.0 contains an insecure direct object reference vulnerability in DeviceController that allows authenticated low-privilege users to read and modify other tenants' devices by supplying sequential device IDs. Self-registered attackers can enumerate deviceId or serialNumber values ...

CVE-2026-105196

The Appointment Booking Plugin WordPress plugin before 5.6.9 does not enforce per-record authorization on several of its AI Abilities API actions, allowing an authenticated user holding the LatePoint Agent role, normally restricted to their own records, to read and modify other agents' profile da...

CVE-2026-79805

An authenticated path traversal vulnerability exists in ClearPass Policy Manager. Successful exploitation could allow an attacker to read and modify certain files on the underlying operating system...

ROS-20261002-73-0113

The vulnerability of the PostgreSQL database management system is related to incorrect session duration. Exploiting this vulnerability can allow an attacker, operating remotely, to gain unauthorized access to read and modify data...

PYSEC-2026-4106 Mnemosyne has JWT signature verification bypass sync server that allows authentication bypass

Summary The Mnemosyne sync server's authentication check decoded JWT bearer tokens but never verified their HMAC-SHA256 signatures. Any well-formed token was accepted, allowing an unauthenticated attacker to impersonate any user and read or modify their sync data. Severity: Critical CVSS 3.1:...

CVE-2026-77517

MaxKB (open-source enterprise AI assistant) is affected by a cross-knowledge IDOR vulnerability (CVSS 5.4, MEDIUM) in versions 2.0.0 through 2.10.2-lts . The document and paragraph operate routes authorize only the knowledge_id in the request path, then query the target Document or Paragraph by i...

SUSE CVE-2026-69084

SiYuan versions = v3.7.2 expose the /api/search/searchEmbedBlock endpoint, which passes a client-supplied SQL statement verbatim to the main read-write siyuan.db handle with no single-statement, read-only, or admin restrictions. The endpoint is gated only by CheckAuth, making it reachable by the...

CVE-2026-9853

A vulnerability exists in SYS600 which allows any user authenticated to the operating system of the server hosting the application to read and modify application objects without being authenticated to the SYS600 system itself. Only the SYS600 system users should be permitted to view and modify...

CVE-2026-69085

SiYuan before v3.7.3 contains a SQL injection vulnerability in the /api/filetree/searchDocs endpoint, where the caller-supplied keyword parameter is concatenated directly into SQL statements with no escaping or parameter binding. The endpoint is reachable by a publish RoleReader token, or...