Vulnerability-Lookup

FKIE_CVE-2026-92839

Vulnerability from fkie_nvd - Published: 2026-09-17 04:18 - Updated: 2026-09-17 13:17

Severity

4.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

Summary

Canva Desktop before v1.125.0 performed double decoding in the deeplink handler. A threat actor could cause the application to load arbitrary same-origin content under the user’s session.

References

	URL	Tags
	61adb53e-e4b3-47f7-8a93-4717c9e77dc6	https://trust.canva.com/?tcuUid=d98fa5aa-50ac-4e45-8fec-2c8d07f2b9b6

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "platforms": [
            "Windows",
            "MacOS"
          ],
          "product": "Canva",
          "vendor": "Canva",
          "versions": [
            {
              "lessThan": "1.125.0",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "source": "61adb53e-e4b3-47f7-8a93-4717c9e77dc6"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Canva Desktop before v1.125.0 performed double decoding in the deeplink handler. A threat actor could cause the application to load arbitrary same-origin content under the user\u2019s session."
    }
  ],
  "id": "CVE-2026-92839",
  "lastModified": "2026-09-17T13:17:00.540",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 4.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "LOW",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 1.4,
        "source": "61adb53e-e4b3-47f7-8a93-4717c9e77dc6",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-92839",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-09-17T12:57:36.832056Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-09-17T04:18:10.870",
  "references": [
    {
      "source": "61adb53e-e4b3-47f7-8a93-4717c9e77dc6",
      "url": "https://trust.canva.com/?tcuUid=d98fa5aa-50ac-4e45-8fec-2c8d07f2b9b6"
    }
  ],
  "sourceIdentifier": "61adb53e-e4b3-47f7-8a93-4717c9e77dc6",
  "vulnStatus": "Received",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-174"
        }
      ],
      "source": "61adb53e-e4b3-47f7-8a93-4717c9e77dc6",
      "type": "Secondary"
    }
  ]
}

CVE-2026-92839 (GCVE-0-2026-92839)

Vulnerability from cvelistv5 – Published: 2026-09-17 03:53 – Updated: 2026-09-17 12:59

Summary

Canva Desktop before v1.125.0 performed double decoding in the deeplink handler. A threat actor could cause the application to load arbitrary same-origin content under the user’s session.

Severity

4.3 (Medium)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-09-17 12:57 UTC

CWE

CWE-174 - Double decoding of the same data

Assigner

Canva mitre root

References

1 reference

URL	Tags
https://trust.canva.com/?tcuUid=d98fa5aa-50ac-4e4…

Impacted products

1 product

Vendor	Product	Version
Canva	Canva	Affected: 0 , < 1.125.0 (semver) cpe:2.3:a:canva:canva:::windows:::::* cpe:2.3:a:canva:canva:::macos:::::*

Credits

spoderx555 (Bugcrowd)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-92839",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-09-17T12:57:36.832056Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-09-17T12:59:01.029Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "platforms": [
            "Windows",
            "MacOS"
          ],
          "product": "Canva",
          "vendor": "Canva",
          "versions": [
            {
              "lessThan": "1.125.0",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:canva:canva:*:*:windows:*:*:*:*:*",
                  "versionEndExcluding": "1.125.0",
                  "versionStartIncluding": "0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:canva:canva:*:*:macos:*:*:*:*:*",
                  "versionEndExcluding": "1.125.0",
                  "versionStartIncluding": "0",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ],
          "operator": "OR"
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "spoderx555 (Bugcrowd)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cp\u003eCanva Desktop before v1.125.0 performed double decoding in the deeplink handler. A threat actor could cause the application to load arbitrary same-origin content under the user\u2019s session.\u003c/p\u003e"
            }
          ],
          "value": "Canva Desktop before v1.125.0 performed double decoding in the deeplink handler. A threat actor could cause the application to load arbitrary same-origin content under the user\u2019s session."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-174",
              "description": "CWE-174 Double decoding of the same data",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-17T03:53:51.927Z",
        "orgId": "61adb53e-e4b3-47f7-8a93-4717c9e77dc6",
        "shortName": "Canva"
      },
      "references": [
        {
          "url": "https://trust.canva.com/?tcuUid=d98fa5aa-50ac-4e45-8fec-2c8d07f2b9b6"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "x_generator": {
        "engine": "Vulnogram 1.0.5"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "61adb53e-e4b3-47f7-8a93-4717c9e77dc6",
    "assignerShortName": "Canva",
    "cveId": "CVE-2026-92839",
    "datePublished": "2026-09-17T03:53:51.927Z",
    "dateReserved": "2026-09-17T01:04:32.559Z",
    "dateUpdated": "2026-09-17T12:59:01.029Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date	Other

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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.