CVE-2026-27723 (GCVE-0-2026-27723)

Vulnerability from cvelistv5 – Published: 2026-03-05 16:26 – Updated: 2026-03-06 16:11
VLAI?
Title
OpenProject: Insufficient access control leads to create Wiki objects belongs unpermitted projects
Summary
OpenProject is an open-source, web-based project management software. Prior to versions 17.0.5 and 17.1.2, an attacker can create wiki pages belonging to unpermitted projects through an improperly authenticated request. This issue has been patched in versions 17.0.5 and 17.1.2.
Severity ?
4.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
CWE
  • CWE-284 - Improper Access Control
Assigner
References
Impacted products
Vendor Product Version
opf openproject Affected: < 17.0.5
Affected: < 17.1.2
Create a notification for this product.
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-27723",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-03-06T15:50:53.924245Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-03-06T16:11:41.415Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "openproject",
          "vendor": "opf",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c 17.0.5"
            },
            {
              "status": "affected",
              "version": "\u003c 17.1.2"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "OpenProject is an open-source, web-based project management software. Prior to versions 17.0.5 and 17.1.2, an attacker can create wiki pages belonging to unpermitted projects through an improperly authenticated request. This issue has been patched in versions 17.0.5 and 17.1.2."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "LOW",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-284",
              "description": "CWE-284: Improper Access Control",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-03-05T16:26:39.752Z",
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M"
      },
      "references": [
        {
          "name": "https://github.com/opf/openproject/security/advisories/GHSA-9gc6-3xjq-pwc9",
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/opf/openproject/security/advisories/GHSA-9gc6-3xjq-pwc9"
        },
        {
          "name": "https://github.com/opf/openproject/releases/tag/v17.0.5",
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/opf/openproject/releases/tag/v17.0.5"
        },
        {
          "name": "https://github.com/opf/openproject/releases/tag/v17.1.2",
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/opf/openproject/releases/tag/v17.1.2"
        }
      ],
      "source": {
        "advisory": "GHSA-9gc6-3xjq-pwc9",
        "discovery": "UNKNOWN"
      },
      "title": "OpenProject: Insufficient access control leads to create Wiki objects belongs unpermitted projects"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
    "assignerShortName": "GitHub_M",
    "cveId": "CVE-2026-27723",
    "datePublished": "2026-03-05T16:26:39.752Z",
    "dateReserved": "2026-02-23T18:37:14.789Z",
    "dateUpdated": "2026-03-06T16:11:41.415Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-27723\",\"sourceIdentifier\":\"security-advisories@github.com\",\"published\":\"2026-03-05T19:16:05.660\",\"lastModified\":\"2026-03-05T19:38:33.877\",\"vulnStatus\":\"Undergoing Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"OpenProject is an open-source, web-based project management software. Prior to versions 17.0.5 and 17.1.2, an attacker can create wiki pages belonging to unpermitted projects through an improperly authenticated request. This issue has been patched in versions 17.0.5 and 17.1.2.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"security-advisories@github.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N\",\"baseScore\":4.3,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":2.8,\"impactScore\":1.4}]},\"weaknesses\":[{\"source\":\"security-advisories@github.com\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-284\"}]}],\"references\":[{\"url\":\"https://github.com/opf/openproject/releases/tag/v17.0.5\",\"source\":\"security-advisories@github.com\"},{\"url\":\"https://github.com/opf/openproject/releases/tag/v17.1.2\",\"source\":\"security-advisories@github.com\"},{\"url\":\"https://github.com/opf/openproject/security/advisories/GHSA-9gc6-3xjq-pwc9\",\"source\":\"security-advisories@github.com\"}]}}",
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2026-27723\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-03-06T15:50:53.924245Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-03-06T15:50:54.960Z\"}}], \"cna\": {\"title\": \"OpenProject: Insufficient access control leads to create Wiki objects belongs unpermitted projects\", \"source\": {\"advisory\": \"GHSA-9gc6-3xjq-pwc9\", \"discovery\": \"UNKNOWN\"}, \"metrics\": [{\"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 4.3, \"attackVector\": \"NETWORK\", \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N\", \"integrityImpact\": \"LOW\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"NONE\", \"privilegesRequired\": \"LOW\", \"confidentialityImpact\": \"NONE\"}}], \"affected\": [{\"vendor\": \"opf\", \"product\": \"openproject\", \"versions\": [{\"status\": \"affected\", \"version\": \"\u003c 17.0.5\"}, {\"status\": \"affected\", \"version\": \"\u003c 17.1.2\"}]}], \"references\": [{\"url\": \"https://github.com/opf/openproject/security/advisories/GHSA-9gc6-3xjq-pwc9\", \"name\": \"https://github.com/opf/openproject/security/advisories/GHSA-9gc6-3xjq-pwc9\", \"tags\": [\"x_refsource_CONFIRM\"]}, {\"url\": \"https://github.com/opf/openproject/releases/tag/v17.0.5\", \"name\": \"https://github.com/opf/openproject/releases/tag/v17.0.5\", \"tags\": [\"x_refsource_MISC\"]}, {\"url\": \"https://github.com/opf/openproject/releases/tag/v17.1.2\", \"name\": \"https://github.com/opf/openproject/releases/tag/v17.1.2\", \"tags\": [\"x_refsource_MISC\"]}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"OpenProject is an open-source, web-based project management software. Prior to versions 17.0.5 and 17.1.2, an attacker can create wiki pages belonging to unpermitted projects through an improperly authenticated request. This issue has been patched in versions 17.0.5 and 17.1.2.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-284\", \"description\": \"CWE-284: Improper Access Control\"}]}], \"providerMetadata\": {\"orgId\": \"a0819718-46f1-4df5-94e2-005712e83aaa\", \"shortName\": \"GitHub_M\", \"dateUpdated\": \"2026-03-05T16:26:39.752Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2026-27723\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-03-06T16:11:41.415Z\", \"dateReserved\": \"2026-02-23T18:37:14.789Z\", \"assignerOrgId\": \"a0819718-46f1-4df5-94e2-005712e83aaa\", \"datePublished\": \"2026-03-05T16:26:39.752Z\", \"assignerShortName\": \"GitHub_M\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

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.