mcp-memory-service: Missing Authentication on Document API Endpoints Allows Unauthenticated Memory Read/Write/Delete

Missing Authentication on Document API Endpoints Allows Unauthenticated Memory Read/Write/Delete SummaryAll HTTP routes under /api/documents/ in mcp-memory-service are served without any authentication dependency, even when the server is configured with an API key MCPAPIKEY or OAuth. An...

PYSEC-2026-2624 mcp-memory-service: Missing Authentication on Document API Endpoints Allows Unauthenticated Memory Read/Write/Delete

Missing Authentication on Document API Endpoints Allows Unauthenticated Memory Read/Write/Delete Summary All HTTP routes under /api/documents/ in mcp-memory-service are served without any authentication dependency, even when the server is configured with an API key MCPAPIKEY or OAuth. An...

Lemur user-update path stores plaintext passwords

Summarylemur.users.service.update writes a user's new password as plaintext to the users.password column. The User model wires bcrypt hashing to SQLAlchemy's beforeinsert event but registers no equivalent listener for beforeupdate, and service.update does not call user.hashpassword after assignin...

PYSEC-2026-2588 Lemur has an authorization bypass in StrictRolePermission / AuthorityCreatorPermission

Summary StrictRolePermission and AuthorityCreatorPermission in lemur/auth/permissions.py call flaskprincipal.Permission.init with zero Needs when their config flags are unset. Both flags defaulted to False in code prior to the fix, so this was the state of any Lemur install that hadn't explicitly...

PYSEC-2026-2587 Lemur user-update path stores plaintext passwords

Summary lemur.users.service.update writes a user's new password as plaintext to the users.password column. The User model wires bcrypt hashing to SQLAlchemy's beforeinsert event but registers no equivalent listener for beforeupdate, and service.update does not call user.hashpassword after assigni...

PYSEC-2026-2589 Lemur: JWT verifier honors attacker-supplied alg, enabling ATO

Lemur 1.9.0: JWT verifier trusts attacker-supplied alg from token header — defense-in-depth gap; chain-dependent ATO with secret disclosure Vulnerability Summary Field | Value -- | -- Title | Lemur 1.9.0: JWT verifier trusts attacker-supplied alg from token header — defense-in-depth gap;...

PYSEC-2026-2591 Lemur Privilege Escalation: Non-admin role members can rewrite role membership via PUT /api/1/roles/<id>

Summary The PUT /api/1/roles/ handler in lemur/roles/views.py gates only on RoleMemberPermissionroleid.can, which is satisfied for any user who is already a member of the target role. The handler then passes data"users" and data"name" directly to service.update, permitting any role member to...

Lemur Privilege Escalation: Non-admin role members can rewrite role membership via PUT /api/1/roles/<id>

Summary The PUT /api/1/roles/ handler in lemur/roles/views.py gates only on RoleMemberPermissionroleid.can, which is satisfied for any user who is already a member of the target role. The handler then passes data"users" and data"name" directly to service.update, permitting any role member to...

Lemur: Crafted CRL/OCSP URLs in uploaded certificates lead to post-authentication SSRF

Summary When verifying an uploaded certificate, lemur/certificates/verify.py extracts the CRL Distribution Point URL and the OCSP responder URL directly from the certificate's extensions and issues outbound requests to those URLs without scheme restriction or destination allow-listing. An...

pydantic-ai: SSRF blocklist bypass via IPv4-compatible, SIIT/IVI, and local NAT64 IPv6 addresses (incomplete fix of CVE-2026-46678)

SummaryWhen an application using Pydantic AI opts a URL into forcedownload='allow-local' which disables the default block on private/internal IPs and runs on a network that routes the affected IPv6 transition forms NAT64- or ISATAP-configured networks, the cloud-metadata blocklist could be bypass...

Lemur: JWT verifier honors attacker-supplied alg, enabling ATO

Lemur 1.9.0: JWT verifier trusts attacker-supplied alg from token header — defense-in-depth gap; chain-dependent ATO with secret disclosure Vulnerability Summary Field | Value-- | --Title | Lemur 1.9.0: JWT verifier trusts attacker-supplied alg from token header — defense-in-depth gap;...

PYSEC-2026-2981 pydantic-ai: SSRF blocklist bypass via IPv4-compatible, SIIT/IVI, and local NAT64 IPv6 addresses (incomplete fix of CVE-2026-46678)

Summary When an application using Pydantic AI opts a URL into forcedownload='allow-local' which disables the default block on private/internal IPs and runs on a network that routes the affected IPv6 transition forms NAT64- or ISATAP-configured networks, the cloud-metadata blocklist could be...

PYSEC-2026-2586 Lemur: Crafted CRL/OCSP URLs in uploaded certificates lead to post-authentication SSRF

Summary When verifying an uploaded certificate, lemur/certificates/verify.py extracts the CRL Distribution Point URL and the OCSP responder URL directly from the certificate's extensions and issues outbound requests to those URLs without scheme restriction or destination allow-listing. An...

pydantic-ai: SSRF blocklist bypass via IPv4-compatible, SIIT/IVI, and local NAT64 IPv6 addresses (incomplete fix of CVE-2026-46678)

SummaryWhen an application using Pydantic AI opts a URL into forcedownload='allow-local' which disables the default block on private/internal IPs and runs on a network that routes the affected IPv6 transition forms NAT64- or ISATAP-configured networks, the cloud-metadata blocklist could be bypass...

Lemur has an authorization bypass in StrictRolePermission / AuthorityCreatorPermission

SummaryStrictRolePermission and AuthorityCreatorPermission in lemur/auth/permissions.py call flaskprincipal.Permission.init with zero Needs when their config flags are unset. Both flags defaulted to False in code prior to the fix, so this was the state of any Lemur install that hadn't explicitly...

PYSEC-2026-2977 pydantic-ai: SSRF blocklist bypass via IPv4-compatible, SIIT/IVI, and local NAT64 IPv6 addresses (incomplete fix of CVE-2026-46678)

Summary When an application using Pydantic AI opts a URL into forcedownload='allow-local' which disables the default block on private/internal IPs and runs on a network that routes the affected IPv6 transition forms NAT64- or ISATAP-configured networks, the cloud-metadata blocklist could be...

Glances has arbitrary file write and command execution via `secure_popen` redirection and chaining operators in AMP command configuration

SummaryThe securepopen function in glances/secure.py interprets file redirection, | pipe, and && command chaining operators in command strings. These operators are applied without any validation on the target file path, piped command, or chained command.When Application Monitoring Process AMP...

PYSEC-2026-2494 Glances has arbitrary file write and command execution via `secure_popen` redirection and chaining operators in AMP command configuration

Summary The securepopen function in glances/secure.py interprets file redirection, | pipe, and && command chaining operators in command strings. These operators are applied without any validation on the target file path, piped command, or chained command. When Application Monitoring Process AMP...

PYSEC-2026-2495 Glances: XML-RPC Multi-Origin CORS Configuration Silently Falls Back to Wildcard (Incomplete Fix for CVE-2026-33533)

Summary The Glances XML-RPC server glances -s introduced a configurable CORS origin list in version 4.5.3 as a mitigation for CVE 2026-33533. However, the implementation silently falls back to Access-Control-Allow-Origin: whenever corsorigins contains more than one entry. An operator who configur...

Glances is Vulnerable to Command Injection via KVM/QEMU VM Domain Names in glances/plugins/vms/engines/virsh.py

SummaryThe Glances KVM/QEMU monitoring engine glances/plugins/vms/engines/virsh.py passes VM domain names, read directly from virsh list --all output, into f-string command templates that are processed by securepopen. securepopen is explicitly designed to interpret &&, |, and as shell operators...