FKIE_CVE-2026-25647

Vulnerability from fkie_nvd - Published: 2026-02-06 19:16 - Updated: 2026-06-17 10:25
Severity
4.6 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N
5.4 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Summary
Lute is a structured Markdown engine supporting Go and JavaScript. Lute 1.7.6 and earlier (as used in SiYuan before) has a Stored Cross-Site Scripting (XSS) vulnerability in the Markdown rendering engine. An attacker can inject malicious JavaScript into a Markdown text/note. When another user clicks the rendered content, the script executes in the context of their session.
References
security-advisories@github.comhttps://github.com/88250/lute/commit/0118e218916cf0cc7df639b50ce74e0c6c3d1868Patch
security-advisories@github.comhttps://github.com/siyuan-note/siyuan/security/advisories/GHSA-rw25-98wq-76qvExploit, Vendor Advisory
Impacted products
Vendor Product Version
b3log siyuan 3.5.4
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "siyuan",
          "vendor": "siyuan-note",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c 3.5.5"
            }
          ]
        }
      ],
      "source": "security-advisories@github.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:b3log:siyuan:3.5.4:-:*:*:*:*:*:*",
              "matchCriteriaId": "A3E5172C-68F8-4D7D-98C1-07ED441F4F91",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Lute is a structured Markdown engine supporting Go and JavaScript. Lute 1.7.6 and earlier (as used in SiYuan before) has a Stored Cross-Site Scripting (XSS) vulnerability in the Markdown rendering engine. An attacker can inject malicious JavaScript into a Markdown text/note. When another user clicks the rendered content, the script executes in the context of their session."
    },
    {
      "lang": "es",
      "value": "Lute es un motor Markdown estructurado compatible con Go y JavaScript. Lute 1.7.6 y versiones anteriores (tal como se usa en SiYuan anteriormente) tiene una vulnerabilidad de Cross-Site Scripting Almacenado (XSS) en el motor de renderizado de Markdown. Un atacante puede inyectar JavaScript malicioso en un texto/nota de Markdown. Cuando otro usuario hace clic en el contenido renderizado, el script se ejecuta en el contexto de su sesi\u00f3n."
    }
  ],
  "id": "CVE-2026-25647",
  "lastModified": "2026-06-17T10:25:00.683",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 4.6,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.1,
        "impactScore": 2.5,
        "source": "security-advisories@github.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 5.4,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "privilegesRequired": "LOW",
          "scope": "CHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.3,
        "impactScore": 2.7,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-25647",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-02-09T15:19:30.532188Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-02-06T19:16:09.593",
  "references": [
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Patch"
      ],
      "url": "https://github.com/88250/lute/commit/0118e218916cf0cc7df639b50ce74e0c6c3d1868"
    },
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Exploit",
        "Vendor Advisory"
      ],
      "url": "https://github.com/siyuan-note/siyuan/security/advisories/GHSA-rw25-98wq-76qv"
    }
  ],
  "sourceIdentifier": "security-advisories@github.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ],
      "source": "security-advisories@github.com",
      "type": "Secondary"
    }
  ]
}



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