OXAS-ADV-2025-0002

Metadata

  • Document type: OX App Suite Security Advisory
  • Publisher: Open-Xchange GmbH
  • Classification: TLP:GREEN
  • Publication Date: 2025-08-12
  • Current version: 2
  • Version status: Final
  • Aggregate severity: High

References

Vulnerabilities

CVE-2025-30191: HTML "form" elements can be used for spoofing and redressing

  • CVE reference: CVE-2025-30191open in new window
  • Internal reference: appsuite/platform/core#336
  • CWE: CWE-1021 (Improper Restriction of Rendered UI Layers or Frames)
  • Discovery date: 2025-07-09

Description

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

Product status

Last affected
ProductsCVSS-VectorCVSS Base Score
OX App Suite backend 7.6.3-rev77CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N5.4
OX App Suite backend 8.35.111CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N5.4
OX App Suite backend 8.38.82CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N5.4
OX App Suite backend 8.39.79CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N5.4
OX App Suite backend 8.40.57CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N5.4

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

Remediation

Vendor fix (2025-07-10)
For products
  • OX App Suite backend 7.6.3-rev78
  • OX App Suite backend 8.35.112
  • OX App Suite backend 8.38.83
  • OX App Suite backend 8.39.80
  • OX App Suite backend 8.40.58

Attribute values containing HTML fragments are now denied by the sanitization procedure.

CVE-2025-30188: Version information can be used to pollute caches and cause denial of service

  • CVE reference: CVE-2025-30188open in new window
  • Internal reference: appsuite/support#763
  • CWE: CWE-400 (Uncontrolled Resource Consumption)
  • Discovery date: 2025-08-06

Description

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

Product status

Last affected
ProductsCVSS-VectorCVSS Base Score
OX App Suite ui middleware 2.1.7CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H7.5

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

Remediation

Vendor fix (2025-08-12)
For products
  • OX App Suite ui middleware 2.1.8

Please deploy the provided updates and patch releases.