cve-2026-0540

{
  "document": {
    "aggregate_severity": {
      "namespace": "https://www.suse.com/support/security/rating/",
      "text": "moderate"
    },
    "category": "csaf_vex",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Copyright 2024 SUSE LLC. All rights reserved.",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
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    },
    "lang": "en",
    "notes": [
      {
        "category": "summary",
        "text": "SUSE CVE-2026-0540",
        "title": "Title"
      },
      {
        "category": "description",
        "text": "DOMPurify 3.1.3 through 3.3.1 and 2.5.3 through 2.5.8, fixed in commit 2726c74, contain a cross-site scripting vulnerability that allows attackers to bypass attribute sanitization by exploiting five missing rawtext elements (noscript, xmp, noembed, noframes, iframe) in the SAFE_FOR_XML regex. Attackers can include payloads like </noscript><img src=x onerror=alert(1)> in attribute values to execute JavaScript when sanitized output is placed inside these unprotected rawtext contexts.",
        "title": "Description of the CVE"
      },
      {
        "category": "legal_disclaimer",
        "text": "CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).",
        "title": "Terms of use"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "https://www.suse.com/support/security/contact/",
      "name": "SUSE Product Security Team",
      "namespace": "https://www.suse.com/"
    },
    "references": [
      {
        "category": "external",
        "summary": "CVE-2026-0540",
        "url": "https://www.suse.com/security/cve/CVE-2026-0540"
      },
      {
        "category": "external",
        "summary": "SUSE Security Ratings",
        "url": "https://www.suse.com/support/security/rating/"
      },
      {
        "category": "external",
        "summary": "SUSE Bug 1262484 for CVE-2026-0540",
        "url": "https://bugzilla.suse.com/1262484"
      }
    ],
    "title": "SUSE CVE CVE-2026-0540",
    "tracking": {
      "current_release_date": "2026-04-23T01:29:53Z",
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        "date": "2026-04-23T01:29:53Z",
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          "version": "1"
        }
      },
      "id": "CVE-2026-0540",
      "initial_release_date": "2026-04-23T01:29:53Z",
      "revision_history": [
        {
          "date": "2026-04-23T01:29:53Z",
          "number": "2",
          "summary": "vulnerabilities added,references added,severity changed from  to moderate"
        }
      ],
      "status": "interim",
      "version": "2"
    }
  },
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              },
              {
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                "name": "cacti-1.2.30+git306.82d5aef5-1.1",
                "product": {
                  "name": "cacti-1.2.30+git306.82d5aef5-1.1",
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        },
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        "relates_to_product_reference": "openSUSE Tumbleweed"
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    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2026-0540",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2026-0540"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "DOMPurify 3.1.3 through 3.3.1 and 2.5.3 through 2.5.8, fixed in commit 2726c74, contain a cross-site scripting vulnerability that allows attackers to bypass attribute sanitization by exploiting five missing rawtext elements (noscript, xmp, noembed, noframes, iframe) in the SAFE_FOR_XML regex. Attackers can include payloads like </noscript><img src=x onerror=alert(1)> in attribute values to execute JavaScript when sanitized output is placed inside these unprotected rawtext contexts.",
          "title": "CVE description"
        }
      ],
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        "recommended": [
          "openSUSE Tumbleweed:cacti-1.2.30+git306.82d5aef5-1.1"
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      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2026-0540",
          "url": "https://www.suse.com/security/cve/CVE-2026-0540"
        },
        {
          "category": "external",
          "summary": "SUSE Security Ratings",
          "url": "https://www.suse.com/support/security/rating/"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1262484 for CVE-2026-0540",
          "url": "https://bugzilla.suse.com/1262484"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "openSUSE Tumbleweed:cacti-1.2.30+git306.82d5aef5-1.1"
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        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2026-04-22T06:15:03Z",
          "details": "moderate"
        }
      ],
      "title": "CVE-2026-0540"
    }
  ]
}