Security readout for executives and security teams
CVE-2016-5026 is a local security flaw in OnionShare before 0.9.1. A user already on the same system could interfere with OnionShare's hidden service setup by manipulating a predictable temporary directory. The concern is integrity of the share service, not a confirmed remote internet compromise. Exposure is most likely on systems running OnionShare before 0.9.1, especially multi-user machines where untrusted local users can access shared temporary directories. Treat as targeted local-risk cleanup. It is not evidenced as internet-wide active exploitation, but legacy OnionShare on shared systems could undermine sensitive file-sharing workflows. Mitigation focus: Upgrade OnionShare to version 0.9.1 or later where feasible.; Remove or isolate obsolete OnionShare installations on shared systems.; Review vendor project guidance for current supported versions and secure configuration..
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-2016-5026 mapping review
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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://github.com/micahflee/onionshareCVE reference · x_refsource_CONFIRM
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.
