CVE-2026-2207 (GCVE-0-2026-2207)

Vulnerability from cvelistv5 – Published: 2026-02-08 01:09 – Updated: 2026-02-23 09:54 X_Open Source
VLAI
Title
WeKan Activity Publication activities.js LinkedBoardActivitiesBleed information disclosure
Summary
A weakness has been identified in WeKan up to 8.20. This issue affects some unknown processing of the file server/publications/activities.js of the component Activity Publication Handler. Executing a manipulation can lead to information disclosure. It is possible to launch the attack remotely. Upgrading to version 8.21 is capable of addressing this issue. This patch is called 91a936e07d2976d4246dfe834281c3aaa87f9503. You should upgrade the affected component.
SSVC
Exploitation: poc Automatable: yes Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-02-10 19:40 UTC
CWE
Impacted products
Vendor Product Version CPE status
n/a WeKan Affected: 8.0
Affected: 8.1
Affected: 8.2
Affected: 8.3
Affected: 8.4
Affected: 8.5
Affected: 8.6
Affected: 8.7
Affected: 8.8
Affected: 8.9
Affected: 8.10
Affected: 8.11
Affected: 8.12
Affected: 8.13
Affected: 8.14
Affected: 8.15
Affected: 8.16
Affected: 8.17
Affected: 8.18
Affected: 8.19
Affected: 8.20
Unaffected: 8.21
Show details on NVD website

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              "cvssV4_0": {
                "baseScore": 6.9,
                "baseSeverity": "MEDIUM",
                "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X",
                "version": "4.0"
              }
            },
            {
              "cvssV3_1": {
                "baseScore": 5.3,
                "baseSeverity": "MEDIUM",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:X/RL:O/RC:C",
                "version": "3.1"
              }
            },
            {
              "cvssV3_0": {
                "baseScore": 5.3,
                "baseSeverity": "MEDIUM",
                "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:X/RL:O/RC:C",
                "version": "3.0"
              }
            },
            {
              "cvssV2_0": {
                "baseScore": 5,
                "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N/E:ND/RL:OF/RC:C",
                "version": "2.0"
              }
            }
          ],
          "problemTypes": [
            {
              "descriptions": [
                {
                  "cweId": "CWE-200",
                  "description": "Information Disclosure",
                  "lang": "en",
                  "type": "CWE"
                }
              ]
            },
            {
              "descriptions": [
                {
                  "cweId": "CWE-284",
                  "description": "Improper Access Controls",
                  "lang": "en",
                  "type": "CWE"
                }
              ]
            }
          ],
          "providerMetadata": {
            "dateUpdated": "2026-02-23T09:54:19.684Z",
            "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
            "shortName": "VulDB"
          },
          "references": [
            {
              "name": "VDB-344921 | WeKan Activity Publication activities.js LinkedBoardActivitiesBleed information disclosure",
              "tags": [
                "vdb-entry",
                "technical-description"
              ],
              "url": "https://vuldb.com/?id.344921"
            },
            {
              "name": "VDB-344921 | CTI Indicators (IOB, IOC, TTP, IOA)",
              "tags": [
                "signature",
                "permissions-required"
              ],
              "url": "https://vuldb.com/?ctiid.344921"
            },
            {
              "name": "Submit #752163 | Wekan \u003c8.21 Information disclosure via insufficient authorization filtering",
              "tags": [
                "third-party-advisory"
              ],
              "url": "https://vuldb.com/?submit.752163"
            },
            {
              "tags": [
                "patch"
              ],
              "url": "https://github.com/wekan/wekan/commit/91a936e07d2976d4246dfe834281c3aaa87f9503"
            },
            {
              "tags": [
                "patch"
              ],
              "url": "https://github.com/wekan/wekan/releases/tag/v8.21"
            },
            {
              "tags": [
                "product"
              ],
              "url": "https://github.com/wekan/wekan/"
            }
          ],
          "tags": [
            "x_open-source"
          ],
          "timeline": [
            {
              "lang": "en",
              "time": "2026-02-08T00:00:00.000Z",
              "value": "Advisory disclosed"
            },
            {
              "lang": "en",
              "time": "2026-02-08T01:00:00.000Z",
              "value": "VulDB entry created"
            },
            {
              "lang": "en",
              "time": "2026-02-09T12:27:44.000Z",
              "value": "VulDB entry last update"
            }
          ],
          "title": "WeKan Activity Publication activities.js LinkedBoardActivitiesBleed information disclosure"
        }
      },
      "cveMetadata": {
        "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "assignerShortName": "VulDB",
        "cveId": "CVE-2026-2207",
        "datePublished": "2026-02-08T01:09:38.774Z",
        "dateReserved": "2026-02-08T01:06:08.704Z",
        "dateUpdated": "2026-02-23T09:54:19.684Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}



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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

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.

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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.


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