OXAS-ADV-2025-0002

Vulnerability from csaf_ox - Published: 2025-08-12 00:00 - Updated: 2025-10-31 00:00
Summary
OX App Suite Security Advisory OXAS-ADV-2025-0002
Severity
High
Notes
Terms of Use: This content is licensed under the Creative Commons Attribution-NoDerivatives 4.0 International License (https://creativecommons.org/licenses/by-nd/4.0/). If you distribute this content, you must provide attribution to Open-Xchange GmbH and provide a link to the original. You may not distribute a modified version of this content.
CVE-2025-30191

Malicious content from E-Mail can be used to perform a redressing attack.

5.4 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
CWE-1021 - Improper Restriction of Rendered UI Layers or Frames
Affected products
Product Identifier Version Remediation
OX App Suite backend 7.6.3-rev77
Open-Xchange GmbH / OX App Suite backend
 cpe:2.3:a:open-xchange:app_suite:7.6.3:rev77:*:*:*:*:*:* 7.6.3-rev77
Vendor Fix
OX App Suite backend 8.35.111
Open-Xchange GmbH / OX App Suite backend
 cpe:2.3:a:open-xchange:app_suite:8.35.111:*:*:*:*:*:*:* 8.35.111
Vendor Fix
OX App Suite backend 8.38.82
Open-Xchange GmbH / OX App Suite backend
 cpe:2.3:a:open-xchange:app_suite:8.38.82:*:*:*:*:*:*:* 8.38.82
Vendor Fix
OX App Suite backend 8.39.79
Open-Xchange GmbH / OX App Suite backend
 cpe:2.3:a:open-xchange:app_suite:8.39.79:*:*:*:*:*:*:* 8.39.79
Vendor Fix
OX App Suite backend 8.40.57
Open-Xchange GmbH / OX App Suite backend
 cpe:2.3:a:open-xchange:app_suite:8.40.57:*:*:*:*:*:*:* 8.40.57
Vendor Fix
Product Identifier Version Remediation
OX App Suite backend 7.6.3-rev78
Open-Xchange GmbH / OX App Suite backend
 cpe:2.3:a:open-xchange:app_suite:7.6.3:rev78:*:*:*:*:*:* 7.6.3-rev78
OX App Suite backend 8.35.112
Open-Xchange GmbH / OX App Suite backend
 cpe:2.3:a:open-xchange:app_suite:8.35.112:*:*:*:*:*:*:* 8.35.112
OX App Suite backend 8.38.83
Open-Xchange GmbH / OX App Suite backend
 cpe:2.3:a:open-xchange:app_suite:8.38.83:*:*:*:*:*:*:* 8.38.83
OX App Suite backend 8.39.80
Open-Xchange GmbH / OX App Suite backend
 cpe:2.3:a:open-xchange:app_suite:8.39.80:*:*:*:*:*:*:* 8.39.80
OX App Suite backend 8.40.58
Open-Xchange GmbH / OX App Suite backend
 cpe:2.3:a:open-xchange:app_suite:8.40.58:*:*:*:*:*:*:* 8.40.58
Threats
Impact Users can be tricked to perform unintended actions or provide sensitive information to a third party which would enable further threats.
Exploit Status No publicly available exploits are known
CVE-2025-30188

Malicious or unintentional API requests can be used to add significant amount of data to caches.

7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE-400 - Uncontrolled Resource Consumption
Affected products
Product Identifier Version Remediation
OX App Suite uimiddleware 2.1.7
Open-Xchange GmbH / OX App Suite uimiddleware
 cpe:2.3:a:open-xchange:uimiddleware:2.1.7:*:*:*:*:*:*:* 2.1.7
Vendor Fix
Product Identifier Version Remediation
OX App Suite uimiddleware 2.1.8
Open-Xchange GmbH / OX App Suite uimiddleware
 cpe:2.3:a:open-xchange:uimiddleware:2.1.8:*:*:*:*:*:*:* 2.1.8
Threats
Impact Caches may evict information that is required to operate the web frontend, which leads to unavailability of the component.
Exploit Status No publicly available exploits are known
References
To clipboard 

{
  "document": {
    "aggregate_severity": {
      "text": "HIGH"
    },
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Copyright \u00a9 Open-Xchange GmbH. All rights reserved.",
      "tlp": {
        "label": "GREEN",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en-US",
    "notes": [
      {
        "category": "legal_disclaimer",
        "text": "This content is licensed under the Creative Commons Attribution-NoDerivatives 4.0 International License (https://creativecommons.org/licenses/by-nd/4.0/). If you distribute this content, you must provide attribution to Open-Xchange GmbH and provide a link to the original. You may not distribute a modified version of this content.",
        "title": "Terms of Use"
      }
    ],
    "publisher": {
      "category": "vendor",
      "name": "Open-Xchange GmbH",
      "namespace": "https://open-xchange.com/"
    },
    "references": [
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      },
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        "summary": "Markdown representation",
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      },
      {
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        "url": "https://documentation.open-xchange.com/appsuite/security/advisories/html/2025/oxas-adv-2025-0002.html"
      },
      {
        "category": "self",
        "summary": "Plain-text representation",
        "url": "https://documentation.open-xchange.com/appsuite/security/advisories/txt/2025/oxas-adv-2025-0002.txt"
      }
    ],
    "title": "OX App Suite Security Advisory OXAS-ADV-2025-0002",
    "tracking": {
      "current_release_date": "2025-10-31T00:00:00+00:00",
      "generator": {
        "date": "2025-10-31T08:54:35+00:00",
        "engine": {
          "name": "OX CSAF",
          "version": "1.0.0"
        }
      },
      "id": "OXAS-ADV-2025-0002",
      "initial_release_date": "2025-08-12T00:00:00+02:00",
      "revision_history": [
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          "date": "2025-08-12T00:00:00+02:00",
          "number": "1",
          "summary": "Initial release"
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        {
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          "number": "2",
          "summary": "Public release"
        }
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      "status": "final",
      "version": "2"
    }
  },
  "product_tree": {
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            "branches": [
              {
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                "product": {
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                  "product_id": "OXAS-BACKEND_7.6.3-rev77",
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              {
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                "name": "8.38.82",
                "product": {
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                  "product_id": "OXAS-BACKEND_8.38.82",
                  "product_identification_helper": {
                    "cpe": "cpe:2.3:a:open-xchange:app_suite:8.38.82:*:*:*:*:*:*:*"
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              },
              {
                "category": "product_version",
                "name": "8.39.79",
                "product": {
                  "name": "OX App Suite backend 8.39.79",
                  "product_id": "OXAS-BACKEND_8.39.79",
                  "product_identification_helper": {
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                }
              },
              {
                "category": "product_version",
                "name": "8.40.57",
                "product": {
                  "name": "OX App Suite backend 8.40.57",
                  "product_id": "OXAS-BACKEND_8.40.57",
                  "product_identification_helper": {
                    "cpe": "cpe:2.3:a:open-xchange:app_suite:8.40.57:*:*:*:*:*:*:*"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "7.6.3-rev78",
                "product": {
                  "name": "OX App Suite backend 7.6.3-rev78",
                  "product_id": "OXAS-BACKEND_7.6.3-rev78",
                  "product_identification_helper": {
                    "cpe": "cpe:2.3:a:open-xchange:app_suite:7.6.3:rev78:*:*:*:*:*:*",
                    "x_generic_uris": [
                      {
                        "namespace": "https://documentation.open-xchange.com/appsuite/security/advisories/#urn-parsing",
                        "uri": "urn:open-xchange:app_suite:patch-id:6319"
                      }
                    ]
                  }
                }
              },
              {
                "category": "product_version",
                "name": "8.35.112",
                "product": {
                  "name": "OX App Suite backend 8.35.112",
                  "product_id": "OXAS-BACKEND_8.35.112",
                  "product_identification_helper": {
                    "cpe": "cpe:2.3:a:open-xchange:app_suite:8.35.112:*:*:*:*:*:*:*"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "8.38.83",
                "product": {
                  "name": "OX App Suite backend 8.38.83",
                  "product_id": "OXAS-BACKEND_8.38.83",
                  "product_identification_helper": {
                    "cpe": "cpe:2.3:a:open-xchange:app_suite:8.38.83:*:*:*:*:*:*:*"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "8.39.80",
                "product": {
                  "name": "OX App Suite backend 8.39.80",
                  "product_id": "OXAS-BACKEND_8.39.80",
                  "product_identification_helper": {
                    "cpe": "cpe:2.3:a:open-xchange:app_suite:8.39.80:*:*:*:*:*:*:*"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "8.40.58",
                "product": {
                  "name": "OX App Suite backend 8.40.58",
                  "product_id": "OXAS-BACKEND_8.40.58",
                  "product_identification_helper": {
                    "cpe": "cpe:2.3:a:open-xchange:app_suite:8.40.58:*:*:*:*:*:*:*"
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                }
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            ],
            "category": "product_name",
            "name": "OX App Suite backend"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "2.1.7",
                "product": {
                  "name": "OX App Suite uimiddleware 2.1.7",
                  "product_id": "OXAS-UIMIDDLEWARE_2.1.7",
                  "product_identification_helper": {
                    "cpe": "cpe:2.3:a:open-xchange:uimiddleware:2.1.7:*:*:*:*:*:*:*"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "2.1.8",
                "product": {
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                  "product_id": "OXAS-UIMIDDLEWARE_2.1.8",
                  "product_identification_helper": {
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        "category": "vendor",
        "name": "Open-Xchange GmbH"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2025-30191",
      "cwe": {
        "id": "CWE-1021",
        "name": "Improper Restriction of Rendered UI Layers or Frames"
      },
      "discovery_date": "2025-07-09T22:43:52.947000+02:00",
      "ids": [
        {
          "system_name": "GitLab Issue",
          "text": "appsuite/platform/core#336"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "Malicious content from E-Mail can be used to perform a redressing attack."
        }
      ],
      "product_status": {
        "first_fixed": [
          "OXAS-BACKEND_7.6.3-rev78",
          "OXAS-BACKEND_8.35.112",
          "OXAS-BACKEND_8.38.83",
          "OXAS-BACKEND_8.39.80",
          "OXAS-BACKEND_8.40.58"
        ],
        "last_affected": [
          "OXAS-BACKEND_7.6.3-rev77",
          "OXAS-BACKEND_8.35.111",
          "OXAS-BACKEND_8.38.82",
          "OXAS-BACKEND_8.39.79",
          "OXAS-BACKEND_8.40.57"
        ]
      },
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2025-07-10T12:51:41.085000+02:00",
          "details": "Attribute values containing HTML fragments are now denied by the sanitization procedure.",
          "product_ids": [
            "OXAS-BACKEND_7.6.3-rev77",
            "OXAS-BACKEND_8.35.111",
            "OXAS-BACKEND_8.38.82",
            "OXAS-BACKEND_8.39.79",
            "OXAS-BACKEND_8.40.57"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.4,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N",
            "version": "3.1"
          },
          "products": [
            "OXAS-BACKEND_7.6.3-rev77",
            "OXAS-BACKEND_8.35.111",
            "OXAS-BACKEND_8.38.82",
            "OXAS-BACKEND_8.39.79",
            "OXAS-BACKEND_8.40.57"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Users can be tricked to perform unintended actions or provide sensitive information to a third party which would enable further threats."
        },
        {
          "category": "exploit_status",
          "details": "No publicly available exploits are known"
        }
      ],
      "title": "HTML \"form\" elements can be used for spoofing and redressing"
    },
    {
      "cve": "CVE-2025-30188",
      "cwe": {
        "id": "CWE-400",
        "name": "Uncontrolled Resource Consumption"
      },
      "discovery_date": "2025-08-06T17:18:33.791000+02:00",
      "ids": [
        {
          "system_name": "GitLab Issue",
          "text": "appsuite/support#763"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "Malicious or unintentional API requests can be used to add significant amount of data to caches."
        }
      ],
      "product_status": {
        "first_fixed": [
          "OXAS-UIMIDDLEWARE_2.1.8"
        ],
        "last_affected": [
          "OXAS-UIMIDDLEWARE_2.1.7"
        ]
      },
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2025-08-12T12:51:34.862000+02:00",
          "details": "Please deploy the provided updates and patch releases.",
          "product_ids": [
            "OXAS-UIMIDDLEWARE_2.1.7"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "products": [
            "OXAS-UIMIDDLEWARE_2.1.7"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Caches may evict information that is required to operate the web frontend, which leads to unavailability of the component."
        },
        {
          "category": "exploit_status",
          "details": "No publicly available exploits are known"
        }
      ],
      "title": "Version information can be used to pollute caches and cause denial of service"
    }
  ]
}


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Tags
Taxonomy of the tags.





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.


Detection rules are retrieved from Rulezet.