FKIE_CVE-2025-27826

Vulnerability from fkie_nvd - Published: 2025-03-07 22:15 - Updated: 2026-06-17 09:04
Severity
6.4 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Summary
An XSS issue was discovered in the Bootstrap Lite theme before 1.x-1.4.5 for Backdrop CMS. It doesn't sufficiently sanitize certain class names.
References
cve@mitre.orghttps://backdropcms.org/security/backdrop-sa-core-2025-005
Impacted products
Vendor Product Version
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Bootstrap Lite theme",
          "vendor": "backdropcms",
          "versions": [
            {
              "lessThan": "1.x-1.4.5",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An XSS issue was discovered in the Bootstrap Lite theme before 1.x-1.4.5 for Backdrop CMS. It doesn\u0027t sufficiently sanitize certain class names."
    },
    {
      "lang": "es",
      "value": "Se descubri\u00f3 un problema de XSS en el tema Bootstrap Lite anterior a la versi\u00f3n 1.x-1.4.5 para Background CMS. No depura lo suficiente ciertos nombres de clase."
    }
  ],
  "id": "CVE-2025-27826",
  "lastModified": "2026-06-17T09:04:17.500",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 6.4,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "privilegesRequired": "LOW",
          "scope": "CHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 3.1,
        "impactScore": 2.7,
        "source": "cve@mitre.org",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2025-27826",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2025-03-07T22:29:34.286308Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2025-03-07T22:15:38.527",
  "references": [
    {
      "source": "cve@mitre.org",
      "url": "https://backdropcms.org/security/backdrop-sa-core-2025-005"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ],
      "source": "cve@mitre.org",
      "type": "Secondary"
    }
  ]
}



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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

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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.



Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.