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CVE-2024-41659

Estado: AnalizadaAlta (8.1)—

memos is a privacy-first, lightweight note-taking service. A CORS misconfiguration exists in memos 0.20.1 and earlier where an arbitrary origin is reflected with Access-Control-Allow-Credentials set to true. This may allow an attacking website to make a cross-origin request, allowing the attacker to read private information or make privileged changes to the system as the vulnerable user account. This vulnerability is fixed in 0.21.0.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Usememos — Memos

CWE

Referencias

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{
  "id": "CVE-2024-41659",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2024-41659",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-08-21T13:24:07.900591Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
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        "source": "security-advisories@github.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 8.1,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N",
          "integrityImpact": "HIGH",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.2,
        "exploitabilityScore": 2.8
      }
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  },
  "affected": [
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      "source": "security-advisories@github.com",
      "affectedData": [
        {
          "vendor": "usememos",
          "product": "memos",
          "versions": [
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              "version": "0",
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              "lessThanOrEqual": "0.20.1"
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  "published": "2024-08-20T20:15:08.207",
  "references": [
    {
      "url": "https://github.com/usememos/memos/blob/v0.20.1/server/server.go#L163",
      "tags": [
        "Product"
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      "source": "security-advisories@github.com"
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    {
      "url": "https://github.com/usememos/memos/commit/8101a5e0b162044c16385bee4f12a4a653d050b9",
      "tags": [
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      "source": "security-advisories@github.com"
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    {
      "url": "https://securitylab.github.com/advisories/GHSL-2024-034_memos/",
      "tags": [
        "Exploit",
        "Third Party Advisory"
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      "source": "security-advisories@github.com"
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  ],
  "vulnStatus": "Analyzed",
  "weaknesses": [
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      "type": "Secondary",
      "source": "security-advisories@github.com",
      "description": [
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          "value": "CWE-942"
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  "descriptions": [
    {
      "lang": "en",
      "value": "memos is a privacy-first, lightweight note-taking service. A CORS misconfiguration exists in memos 0.20.1 and earlier where an arbitrary origin is reflected with Access-Control-Allow-Credentials set to true. This may allow an attacking website to make a cross-origin request, allowing the attacker to read private information or make privileged changes to the system as the vulnerable user account. This vulnerability is fixed in 0.21.0."
    },
    {
      "lang": "es",
      "value": "Memos es un servicio de toma de notas liviano y que prioriza la privacidad. Existe una configuración incorrecta de CORS en memos 0.20.1 y versiones anteriores donde se refleja un origen arbitrario con Access-Control-Allow-Credentials establecido en verdadero. Esto puede permitir que un sitio web atacante realice una solicitud de origen cruzado, lo que le permite leer información privada o realizar cambios privilegiados en el sistema como cuenta de usuario vulnerable."
    }
  ],
  "lastModified": "2026-06-17T07:48:00.077",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:usememos:memos:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "6FC82338-D783-4959-B9C2-D1CE061F4E83",
              "versionEndExcluding": "0.21.0"
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      ]
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  "sourceIdentifier": "security-advisories@github.com"
}