Security readout for executives and security teams
A weakness in OX Documents could mix up access decisions for converted files because it relied on CRC32, a collision-prone checksum. In affected versions, converted documents may not be protected as intended. The provided sources do not quantify impact or confirm active exploitation. Organizations running OX Documents versions earlier than 7.10.5-rev7 are the likely exposed group, particularly where document conversion is enabled or available to users. Prioritize remediation for internet-facing or multi-tenant OX Documents deployments. The issue concerns document confidentiality, but the provided sources lack severity scoring or exploitation confirmation. Mitigation focus: Upgrade OX Documents to 7.10.5-rev7 or later where applicable.; Check Open-Xchange guidance for any deployment-specific remediation.; Restrict document conversion access until affected versions are upgraded..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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CVE-2021-28094 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://www.open-xchange.com/CVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.