CVE-2026-6619 (GCVE-0-2026-6619)

Vulnerability from cvelistv5 – Published: 2026-04-20 08:00 – Updated: 2026-04-20 08:00
VLAI?
Title
langgenius dify ImagePreview image-preview.tsx openInNewTab cross site scripting
Summary
A vulnerability has been found in langgenius dify up to 1.13.3. Impacted is the function openInNewTab of the file web/app/components/base/image-uploader/image-preview.tsx of the component ImagePreview. The manipulation of the argument filename leads to cross site scripting. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Severity ?
5.1 (Medium)
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
3.5 (Low)
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
3.5 (Low)
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
CWE
Assigner
References
Impacted products
Vendor Product Version
langgenius dify Affected: 1.13.0
Affected: 1.13.1
Affected: 1.13.2
Affected: 1.13.3
    cpe:2.3:a:langgenius:dify:*:*:*:*:*:*:*:*
 Create a notification for this product.
Credits
Eric-g (VulDB User) VulDB CNA Team
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{
  "containers": {
    "cna": {
      "affected": [
        {
          "cpes": [
            "cpe:2.3:a:langgenius:dify:*:*:*:*:*:*:*:*"
          ],
          "modules": [
            "ImagePreview"
          ],
          "product": "dify",
          "vendor": "langgenius",
          "versions": [
            {
              "status": "affected",
              "version": "1.13.0"
            },
            {
              "status": "affected",
              "version": "1.13.1"
            },
            {
              "status": "affected",
              "version": "1.13.2"
            },
            {
              "status": "affected",
              "version": "1.13.3"
            }
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          "type": "reporter",
          "value": "Eric-g (VulDB User)"
        },
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        }
      ],
      "descriptions": [
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          "value": "A vulnerability has been found in langgenius dify up to 1.13.3. Impacted is the function openInNewTab of the file web/app/components/base/image-uploader/image-preview.tsx of the component ImagePreview. The manipulation of the argument filename leads to cross site scripting. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way."
        }
      ],
      "metrics": [
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            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P",
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      "providerMetadata": {
        "dateUpdated": "2026-04-20T08:00:17.267Z",
        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "shortName": "VulDB"
      },
      "references": [
        {
          "name": "VDB-358254 | langgenius dify ImagePreview image-preview.tsx openInNewTab cross site scripting",
          "tags": [
            "vdb-entry",
            "technical-description"
          ],
          "url": "https://vuldb.com/vuln/358254"
        },
        {
          "name": "VDB-358254 | CTI Indicators (IOB, IOC, TTP, IOA)",
          "tags": [
            "signature",
            "permissions-required"
          ],
          "url": "https://vuldb.com/vuln/358254/cti"
        },
        {
          "name": "Submit #792242 | LangGenius Dify v1.13.3  Cross-Site Scripting (CWE-79)",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/submit/792242"
        },
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          "tags": [
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          "url": "https://gist.github.com/chenhouser2025/a8ac169dad5cf84811cf9c0505491ea8"
        }
      ],
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          "time": "2026-04-19T00:00:00.000Z",
          "value": "Advisory disclosed"
        },
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          "time": "2026-04-19T02:00:00.000Z",
          "value": "VulDB entry created"
        },
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          "lang": "en",
          "time": "2026-04-19T18:23:55.000Z",
          "value": "VulDB entry last update"
        }
      ],
      "title": "langgenius dify ImagePreview image-preview.tsx openInNewTab cross site scripting"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
    "cveId": "CVE-2026-6619",
    "datePublished": "2026-04-20T08:00:17.267Z",
    "dateReserved": "2026-04-19T16:18:42.738Z",
    "dateUpdated": "2026-04-20T08:00:17.267Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
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  }
}


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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.



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