OX Documents before 7.10.5-rev5 has Incorrect Access Control of converted images because…
Priority LOW 31CWE-326Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-326.
Summary
OX Documents before 7.10.5-rev5 has Incorrect Access Control of converted images because hash collisions can occur, due to use of Adler32.
Why it matters now
EPSS 0.0107 65th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:open-xchange:open-xchange_documents:*:*:*:*:*:*:*:* | before 7.10.5 | Vulnerable | Open-Xchange GmbH |
| cpe:2.3:a:open-xchange:open-xchange_documents:7.10.5:-:*:*:*:*:*:* | 7.10.5 | Vulnerable | Open-Xchange GmbH |
| cpe:2.3:a:open-xchange:open-xchange_documents:7.10.5:revision1:*:*:*:*:*:* | 7.10.5 revision1 | Vulnerable | Open-Xchange GmbH |
| cpe:2.3:a:open-xchange:open-xchange_documents:7.10.5:revision2:*:*:*:*:*:* | 7.10.5 revision2 | Vulnerable | Open-Xchange GmbH |
| cpe:2.3:a:open-xchange:open-xchange_documents:7.10.5:revision3:*:*:*:*:*:* | 7.10.5 revision3 | Vulnerable | Open-Xchange GmbH |
| cpe:2.3:a:open-xchange:open-xchange_documents:7.10.5:revision4:*:*:*:*:*:* | 7.10.5 revision4 | Vulnerable | Open-Xchange GmbH |
- cpe:2.3:a:open-xchange:open-xchange_documents:*:*:*:*:*:*:*:* Versions before 7.10.5 Vulnerable ·Open-Xchange GmbH
- cpe:2.3:a:open-xchange:open-xchange_documents:7.10.5:-:*:*:*:*:*:* Versions 7.10.5 Vulnerable ·Open-Xchange GmbH
- cpe:2.3:a:open-xchange:open-xchange_documents:7.10.5:revision1:*:*:*:*:*:* Versions 7.10.5 revision1 Vulnerable ·Open-Xchange GmbH
- cpe:2.3:a:open-xchange:open-xchange_documents:7.10.5:revision2:*:*:*:*:*:* Versions 7.10.5 revision2 Vulnerable ·Open-Xchange GmbH
- cpe:2.3:a:open-xchange:open-xchange_documents:7.10.5:revision3:*:*:*:*:*:* Versions 7.10.5 revision3 Vulnerable ·Open-Xchange GmbH
- cpe:2.3:a:open-xchange:open-xchange_documents:7.10.5:revision4:*:*:*:*:*:* Versions 7.10.5 revision4 Vulnerable ·Open-Xchange GmbH
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-28093
- 2026-10-03 Alias added: GHSA-5gch-mm6f-cv27
References
More Open-Xchange GmbH Open-xchange Documents vulnerabilities
- TI-2021-09339 OX Documents before 7.10.5-rev7 has Incorrect Access Control for converted documents… CVSS 3.1MEDIUM 6.5
- TI-2021-09340 OX Documents before 7.10.5-rev5 has Incorrect Access Control for documents that contain… CVSS 3.1MEDIUM 4.8
Sources
- CVE-2021-28093 · CVE Program
- CVE-2021-28093 · NVD
- FIRST EPSS
- GHSA-5gch-mm6f-cv27 · GitHub Advisory Database · CC BY 4.0
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