FKIE_CVE-2026-30877

Vulnerability from fkie_nvd - Published: 2026-03-31 01:16 - Updated: 2026-04-01 20:28
Severity ?
9.1 (Critical) - CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
7.2 (High) - CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Summary
baserCMS is a website development framework. Prior to version 5.2.3, there is an OS command injection vulnerability in the update functionality. Due to this issue, an authenticated user with administrator privileges in baserCMS can execute arbitrary OS commands on the server with the privileges of the user account running baserCMS. This issue has been patched in version 5.2.3.
References
security-advisories@github.comhttps://basercms.net/security/JVN_20837860Vendor Advisory
security-advisories@github.comhttps://github.com/baserproject/basercms/releases/tag/5.2.3Release Notes
security-advisories@github.comhttps://github.com/baserproject/basercms/security/advisories/GHSA-m9g7-rgfc-jcm7Vendor Advisory
Impacted products
Vendor Product Version
basercms basercms *
To clipboard 

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    {
      "nodes": [
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          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:basercms:basercms:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "07DEEEF3-0621-431D-8A38-405EDBD0957E",
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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "baserCMS is a website development framework. Prior to version 5.2.3, there is an OS command injection vulnerability in the update functionality. Due to this issue, an authenticated user with administrator privileges in baserCMS can execute arbitrary OS commands on the server with the privileges of the user account running baserCMS. This issue has been patched in version 5.2.3."
    },
    {
      "lang": "es",
      "value": "baserCMS es un framework de desarrollo de sitios web. Antes de la versi\u00f3n 5.2.3, existe una vulnerabilidad de inyecci\u00f3n de comandos del sistema operativo en la funcionalidad de actualizaci\u00f3n. Debido a este problema, un usuario autenticado con privilegios de administrador en baserCMS puede ejecutar comandos arbitrarios del sistema operativo en el servidor con los privilegios de la cuenta de usuario que ejecuta baserCMS. Este problema ha sido parcheado en la versi\u00f3n 5.2.3."
    }
  ],
  "id": "CVE-2026-30877",
  "lastModified": "2026-04-01T20:28:43.797",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 9.1,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "HIGH",
          "scope": "CHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.3,
        "impactScore": 6.0,
        "source": "security-advisories@github.com",
        "type": "Secondary"
      },
      {
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          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 7.2,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "HIGH",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
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        "exploitabilityScore": 1.2,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2026-03-31T01:16:35.830",
  "references": [
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      "source": "security-advisories@github.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://basercms.net/security/JVN_20837860"
    },
    {
      "source": "security-advisories@github.com",
      "tags": [
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      "url": "https://github.com/baserproject/basercms/releases/tag/5.2.3"
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      "tags": [
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      "url": "https://github.com/baserproject/basercms/security/advisories/GHSA-m9g7-rgfc-jcm7"
    }
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  "sourceIdentifier": "security-advisories@github.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
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          "lang": "en",
          "value": "CWE-78"
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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.