CVE-2026-1126 (GCVE-0-2026-1126)

Vulnerability from cvelistv5 – Published: 2026-01-18 16:32 – Updated: 2026-01-18 16:32
VLAI?
Title
lwj flow SVG File FormResource.java uploadFile unrestricted upload
Summary
A security vulnerability has been detected in lwj flow up to a3d2fe8133db9d3b50fda4f66f68634640344641. This affects the function uploadFile of the file \flow-master\flow-front-rest\src\main\java\com\dragon\flow\web\resource\flow\FormResource.java of the component SVG File Handler. The manipulation of the argument File leads to unrestricted upload. The attack is possible to be carried out remotely. The exploit has been disclosed publicly and may be used. This product adopts a rolling release strategy to maintain continuous delivery. Therefore, version details for affected or updated releases cannot be specified. The project was informed of the problem early through an issue report but has not responded yet.
Severity ?
5.3 (Medium)
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
6.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
6.3 (Medium)
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
CWE
Assigner
References
https://vuldb.com/?id.341718 vdb-entrytechnical-description
https://vuldb.com/?ctiid.341718 signaturepermissions-required
https://vuldb.com/?submit.735122 third-party-advisory
https://gitee.com/lwj/flow/issues/IDIQSE exploitissue-tracking
Impacted products
Vendor Product Version
lwj flow Affected: a3d2fe8133db9d3b50fda4f66f68634640344641
Create a notification for this product.
Credits
MaoQiu (VulDB User)
Show details on NVD website
To clipboard 

{
  "containers": {
    "cna": {
      "affected": [
        {
          "modules": [
            "SVG File Handler"
          ],
          "product": "flow",
          "vendor": "lwj",
          "versions": [
            {
              "status": "affected",
              "version": "a3d2fe8133db9d3b50fda4f66f68634640344641"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "MaoQiu (VulDB User)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A security vulnerability has been detected in lwj flow up to a3d2fe8133db9d3b50fda4f66f68634640344641. This affects the function uploadFile of the file \\flow-master\\flow-front-rest\\src\\main\\java\\com\\dragon\\flow\\web\\resource\\flow\\FormResource.java of the component SVG File Handler. The manipulation of the argument File leads to unrestricted upload. The attack is possible to be carried out remotely. The exploit has been disclosed publicly and may be used. This product adopts a rolling release strategy to maintain continuous delivery. Therefore, version details for affected or updated releases cannot be specified. The project was informed of the problem early through an issue report but has not responded yet."
        }
      ],
      "metrics": [
        {
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            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P",
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      "problemTypes": [
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          "descriptions": [
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              "description": "Unrestricted Upload",
              "lang": "en",
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          "descriptions": [
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              "description": "Improper Access Controls",
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      "providerMetadata": {
        "dateUpdated": "2026-01-18T16:32:09.728Z",
        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "shortName": "VulDB"
      },
      "references": [
        {
          "name": "VDB-341718 | lwj flow SVG File FormResource.java uploadFile unrestricted upload",
          "tags": [
            "vdb-entry",
            "technical-description"
          ],
          "url": "https://vuldb.com/?id.341718"
        },
        {
          "name": "VDB-341718 | CTI Indicators (IOB, IOC, TTP, IOA)",
          "tags": [
            "signature",
            "permissions-required"
          ],
          "url": "https://vuldb.com/?ctiid.341718"
        },
        {
          "name": "Submit #735122 | https://gitee.com/lwj/flow flowable 1.0 Arbitrary File Upload",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/?submit.735122"
        },
        {
          "tags": [
            "exploit",
            "issue-tracking"
          ],
          "url": "https://gitee.com/lwj/flow/issues/IDIQSE"
        }
      ],
      "timeline": [
        {
          "lang": "en",
          "time": "2026-01-17T00:00:00.000Z",
          "value": "Advisory disclosed"
        },
        {
          "lang": "en",
          "time": "2026-01-17T01:00:00.000Z",
          "value": "VulDB entry created"
        },
        {
          "lang": "en",
          "time": "2026-01-17T19:25:09.000Z",
          "value": "VulDB entry last update"
        }
      ],
      "title": "lwj flow SVG File FormResource.java uploadFile unrestricted upload"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
    "cveId": "CVE-2026-1126",
    "datePublished": "2026-01-18T16:32:09.728Z",
    "dateReserved": "2026-01-17T18:20:05.336Z",
    "dateUpdated": "2026-01-18T16:32:09.728Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
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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.



Detection rules are retrieved from Rulezet.