FKIE_CVE-2025-13820

Vulnerability from fkie_nvd - Published: 2026-01-01 06:15 - Updated: 2026-04-15 00:35
Severity ?
5.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Summary
The Comments WordPress plugin before 7.6.40 does not properly validate user's identity when using the disqus.com provider, allowing an attacker to log in to any user (when knowing their email address) when such user does not have an account on disqus.com yet.
References
contact@wpscan.comhttps://wpscan.com/vulnerability/21bc9b41-a967-42dc-9916-bb993b05709c/
Impacted products
Vendor Product Version
To clipboard 

{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The Comments  WordPress plugin before 7.6.40 does not properly validate user\u0027s identity when using the disqus.com provider, allowing an attacker to log in to any user (when knowing their email address) when such user does not have an account on disqus.com yet."
    },
    {
      "lang": "es",
      "value": "El plugin de WordPress Comments anterior a la versi\u00f3n 7.6.40 no valida correctamente la identidad del usuario al usar el proveedor disqus.com, lo que permite a un atacante iniciar sesi\u00f3n como cualquier usuario (al conocer su direcci\u00f3n de correo electr\u00f3nico) cuando dicho usuario a\u00fan no tiene una cuenta en disqus.com."
    }
  ],
  "id": "CVE-2025-13820",
  "lastModified": "2026-04-15T00:35:42.020",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 5.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 1.4,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ]
  },
  "published": "2026-01-01T06:15:45.010",
  "references": [
    {
      "source": "contact@wpscan.com",
      "url": "https://wpscan.com/vulnerability/21bc9b41-a967-42dc-9916-bb993b05709c/"
    }
  ],
  "sourceIdentifier": "contact@wpscan.com",
  "vulnStatus": "Deferred"
}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • 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.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.