CVE-2026-58587 (GCVE-0-2026-58587)

Vulnerability from cvelistv5 – Published: 2026-07-10 21:46 – Updated: 2026-07-10 21:46
VLAI
Title
Drupal Canvas - Moderately critical - Improper validation - SA-CONTRIB-2026-065
Summary
Improper Neutralization of Input During Web Page Generation ("Cross-site Scripting") vulnerability in Drupal Drupal Canvas allows Cross-Site Scripting (XSS). This issue affects Drupal Canvas versions: from 0.0.0 to 1.4.2, from 1.5.0 to 1.5.2, from 1.6.0 to 1.6.1, from 1.7.0 to 1.7.1.
Severity
No CVSS data available.
CWE
  • CWE-79 - Improper Neutralization of Input During Web Page Generation ("Cross-site Scripting")
Assigner
References
Impacted products
Vendor Product Version
Drupal Drupal Canvas Affected: 0.0.0 , < 1.4.2 (semver)
Affected: 1.5.0 , < 1.5.2 (semver)
Affected: 1.6.0 , < 1.6.1 (semver)
Affected: 1.7.0 , < 1.7.1 (semver)
Create a notification for this product.
Date Public
2026-07-01 17:20
Credits
AKHIL BABU (akhil babu) Alex Bronstein (effulgentsia) Christian López Espínola (penyaskito) Juraj Nemec (poker10)
Show details on NVD website
To clipboard 

{
  "containers": {
    "cna": {
      "affected": [
        {
          "collectionURL": "https://www.drupal.org/project/canvas",
          "product": "Drupal Canvas",
          "repo": "https://git.drupalcode.org/project/canvas",
          "vendor": "Drupal",
          "versions": [
            {
              "lessThan": "1.4.2",
              "status": "affected",
              "version": "0.0.0",
              "versionType": "semver"
            },
            {
              "lessThan": "1.5.2",
              "status": "affected",
              "version": "1.5.0",
              "versionType": "semver"
            },
            {
              "lessThan": "1.6.1",
              "status": "affected",
              "version": "1.6.0",
              "versionType": "semver"
            },
            {
              "lessThan": "1.7.1",
              "status": "affected",
              "version": "1.7.0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "AKHIL BABU (akhil babu)"
        },
        {
          "lang": "en",
          "type": "remediation developer",
          "value": "Alex Bronstein (effulgentsia)"
        },
        {
          "lang": "en",
          "type": "remediation developer",
          "value": "Christian L\u00c3\u00b3pez Esp\u00c3\u00adnola (penyaskito)"
        },
        {
          "lang": "en",
          "type": "coordinator",
          "value": "Juraj Nemec (poker10)"
        }
      ],
      "datePublic": "2026-07-01T17:20:16.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "Improper Neutralization of Input During Web Page Generation (\"Cross-site Scripting\") vulnerability in Drupal Drupal Canvas allows Cross-Site Scripting (XSS). This issue affects Drupal Canvas versions: from 0.0.0 to 1.4.2, from 1.5.0 to 1.5.2, from 1.6.0 to 1.6.1, from 1.7.0 to 1.7.1."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-63",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-63 Cross-Site Scripting (XSS)"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-79",
              "description": "CWE-79 Improper Neutralization of Input During Web Page Generation (\"Cross-site Scripting\")",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-07-10T21:46:15.116Z",
        "orgId": "2c85b837-eb8b-40ed-9d74-228c62987387",
        "shortName": "drupal"
      },
      "references": [
        {
          "url": "https://www.drupal.org/sa-contrib-2026-065"
        }
      ],
      "title": "Drupal Canvas - Moderately critical - Improper validation - SA-CONTRIB-2026-065"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "2c85b837-eb8b-40ed-9d74-228c62987387",
    "assignerShortName": "drupal",
    "cveId": "CVE-2026-58587",
    "datePublished": "2026-07-10T21:46:15.116Z",
    "dateReserved": "2026-07-01T17:08:05.252Z",
    "dateUpdated": "2026-07-10T21:46:15.116Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-58587",
      "date": "2026-07-11",
      "epss": "0.00204",
      "percentile": "0.10492"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-58587\",\"sourceIdentifier\":\"mlhess@drupal.org\",\"published\":\"2026-07-10T22:16:44.953\",\"lastModified\":\"2026-07-10T22:16:44.953\",\"vulnStatus\":\"Received\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Improper Neutralization of Input During Web Page Generation (\\\"Cross-site Scripting\\\") vulnerability in Drupal Drupal Canvas allows Cross-Site Scripting (XSS). This issue affects Drupal Canvas versions: from 0.0.0 to 1.4.2, from 1.5.0 to 1.5.2, from 1.6.0 to 1.6.1, from 1.7.0 to 1.7.1.\"}],\"affected\":[{\"source\":\"mlhess@drupal.org\",\"affectedData\":[{\"vendor\":\"Drupal\",\"product\":\"Drupal Canvas\",\"collectionURL\":\"https://www.drupal.org/project/canvas\",\"repo\":\"https://git.drupalcode.org/project/canvas\",\"versions\":[{\"version\":\"0.0.0\",\"lessThan\":\"1.4.2\",\"versionType\":\"semver\",\"status\":\"affected\"},{\"version\":\"1.5.0\",\"lessThan\":\"1.5.2\",\"versionType\":\"semver\",\"status\":\"affected\"},{\"version\":\"1.6.0\",\"lessThan\":\"1.6.1\",\"versionType\":\"semver\",\"status\":\"affected\"},{\"version\":\"1.7.0\",\"lessThan\":\"1.7.1\",\"versionType\":\"semver\",\"status\":\"affected\"}]}]}],\"metrics\":{},\"weaknesses\":[{\"source\":\"mlhess@drupal.org\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-79\"}]}],\"references\":[{\"url\":\"https://www.drupal.org/sa-contrib-2026-065\",\"source\":\"mlhess@drupal.org\"}]}}"
  }
}



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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.


Detection rules are retrieved from Rulezet.