CVE-2023-4696

CVE-2023-4696 memos v0.13.2에서 JWT 토큰의 부적절한 처리로 인한 계정 탈취 설명 최근 usememos/memos 시스템에서 발견한 중요한 보안 취약점을 조명하고자 합니다. 이 취약점은 모든 사용자가 다른 사용자의 데이터비밀번호 포함를 비교적 쉽게 수정할 수 있게 합니다. 이 결함을 악용하면 공격자가 승인되지 않은 접근 권한을 얻어 민감한 정보에 접근할 수 있으며, 이는 다양한 보안 및 개인정보 보호 문제를 야기합니다. 이 발견의 세부 사항을 살펴보겠습니다. 이 취약점의 핵심은 안전한 데이터 교환을 위해...

CVE-2023-4698

CVE-2023-4698 تضمين الملفات المحلي LFI في usememos/memos 0.13.2 الوصف اليوم، أود تسليط الضوء على اكتشاف مهم — ثغرة أمنية خطيرة تم تحديدها في usememos/memos. هذه الثغرة، التي تقع ضمن فئة تضمين الملفات المحلي LFI، تشكل تهديدًا خطيرًا للأنظمة التي تشغّل إصدارات usememos/memos الأقدم من 0.13.2. وقد ت...

Memos 0.13.2 - Server-Side Request Forgery

SSRF vulnerabilities exist in the memos API service /o/get/httpmeta that allow unauthenticated and authenticated users to enumerate and read from the internal network. In addition, one SSRF vulnerability leads to a reflected XSS vulnerability, which may allow an attacker complete control over the...

Elestio Memos <= v0.24.0 - Server-Side Request Forgery

elestio memos v0.23.0 is vulnerable to Server-Side Request Forgery SSRF due to insufficient validation of user-supplied URLs, which can be exploited to perform SSRF attacks. id: CVE-2025-22952 info: name: Elestio Memos = v0.24.0 - Server-Side Request Forgery author: iamnoooob,rootxharsh,pdresearc...

CVE-2026-75110

MemOS is a memory operating system for LLMs and AI agents. In deployments where authentication is enabled AUTHENABLED=true but the undocumented, defaultless INTERNALSERVICESECRET environment variable is unset, the isinternalrequest check in src/memos/api/middleware/auth.py fails open:...

CVE-2026-75110

CVE-2026-75110 is a critical authentication bypass in MemOS , a memory operating system for LLMs and AI agents. When AUTH_ENABLED=true but the undocumented INTERNAL_SERVICE_SECRET environment variable is unset, the is_internal_request() check in src/memos/api/middleware/auth.py fails open due to ...

CVE-2026-75110 MemOS Authentication Bypass via Unset INTERNAL_SERVICE_SECRET

MemOS is a memory operating system for LLMs and AI agents. In deployments where authentication is enabled AUTHENABLED=true but the undocumented, defaultless INTERNALSERVICESECRET environment variable is unset, the isinternalrequest check in src/memos/api/middleware/auth.py fails open:...

EUVD-2026-60389

MemOS is a memory operating system for LLMs and AI agents. In deployments where authentication is enabled AUTHENABLED=true but the undocumented, defaultless INTERNALSERVICESECRET environment variable is unset, the isinternalrequest check in src/memos/api/middleware/auth.py fails open:...

CVE-2026-75110 MemOS Authentication Bypass via Unset INTERNAL_SERVICE_SECRET

MemOS is a memory operating system for LLMs and AI agents. In deployments where authentication is enabled AUTHENABLED=true but the undocumented, defaultless INTERNALSERVICESECRET environment variable is unset, the isinternalrequest check in src/memos/api/middleware/auth.py fails open:...

PT-2026-76804

MemOS is a memory operating system for LLMs and AI agents. In deployments where authentication is enabled AUTH ENABLED=true but the undocumented, defaultless INTERNAL SERVICE SECRET environment variable is unset, the is internal request check in src/memos/api/middleware/auth.py fails open:...

CVE-2026-71271

Memos' webhook URL validation, isReservedIP internal/webhook/validate.go, checks a candidate IP against a reservedCIDRs list that omits 0.0.0.0/8 and never calls ip.IsUnspecified — unlike the correctly implemented sibling function isInternalIP in internal/httpgetter/htmlmeta.go, which does...

CVE-2026-71272 Memos Webhook DNS Rebinding TOCTOU SSRF in safeDialContext()

Memos' webhook dispatch function safeDialContext internal/webhook/webhook.go resolves the target hostname via net.DefaultResolver.LookupHost and validates the resulting IPs against reserved ranges, but then dials net.JoinHostPorthost, port using the original hostname rather than the...

CVE-2026-71272 Memos Webhook DNS Rebinding TOCTOU SSRF in safeDialContext()

Memos' webhook dispatch function safeDialContext internal/webhook/webhook.go resolves the target hostname via net.DefaultResolver.LookupHost and validates the resulting IPs against reserved ranges, but then dials net.JoinHostPorthost, port using the original hostname rather than the...

CVE-2026-71271

The CVE affects Memos server webhook URL validation. The isReservedIP() check validates candidate IPs against a reservedCIDRs list that omits 0.0.0.0/8 and never calls ip.IsUnspecified(), unlike isInternalIP() which does. Linux redirects connections to 0.0.0.0 to loopback (127.0.0.1). An attacker...

CVE-2026-71271 Memos Webhook SSRF via 0.0.0.0 Reserved-IP Bypass

Memos' webhook URL validation, isReservedIP internal/webhook/validate.go, checks a candidate IP against a reservedCIDRs list that omits 0.0.0.0/8 and never calls ip.IsUnspecified — unlike the correctly implemented sibling function isInternalIP in internal/httpgetter/htmlmeta.go, which does...

CVE-2026-71271 Memos Webhook SSRF via 0.0.0.0 Reserved-IP Bypass

Memos' webhook URL validation, isReservedIP internal/webhook/validate.go, checks a candidate IP against a reservedCIDRs list that omits 0.0.0.0/8 and never calls ip.IsUnspecified — unlike the correctly implemented sibling function isInternalIP in internal/httpgetter/htmlmeta.go, which does...

GO-2026-5403 Memos has an Incorrect Privilege Assignment issue in github.com/usememos/memos

Memos has an Incorrect Privilege Assignment issue in github.com/usememos/memos...

CVE-2026-6634

A weakness has been identified in usememos memos up to 0.22.1. This affects the function memosaccesstoken of the file src/App.tsx of the component UpdateInstanceSetting. This manipulation of the argument additionalStyle/additionalScript causes improper authorization. The attack is possible to be...

EUVD-2026-34018

Cross Site Scripting vulnerability in usememos Memos v.0.26.0 allows a remote attacker to obtain sensitive information via the SANITIZESCHEMA, Memo Rendering Component, and Public/Private Memo View pages...

CVE-2026-30586

Cross Site Scripting vulnerability in usememos Memos v.0.26.0 allows a remote attacker to obtain sensitive information via the SANITIZESCHEMA, Memo Rendering Component, and Public/Private Memo View pages...