achorein expo-share-intent Android File Copy Routine ExpoShareIntentModule.kt getDataColumn path traversal
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- —
- Confidentiality · integrity · availability
- None · Low · Low
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA.
Summary
A security flaw has been discovered in achorein expo-share-intent up to 8.0.0. This affects the function getDataColumn of the file ExpoShareIntentModule.kt of the component Android File Copy Routine. The manipulation of the argument _display_name results in path traversal. The attack requires a local approach. Upgrading to version 8.0.1 is able to mitigate this issue. The patch is identified as c6900b1ed06fcc3ca4b09651348974ac5b95e4e6. The affected component should be upgraded.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
- Fix · CNA expo-share-intent (achorein) Fixed in 8.0.1
Timeline
- 2026-10-02 Threatist record created from CVE-2026-78196
- 2026-10-03 Alias added: GHSA-3v3q-h6jq-r694
References
Sources
- CVE-2026-78196 · CVE Program
- CVE-2026-78196 · NVD
- FIRST EPSS
- GHSA-3v3q-h6jq-r694 · GitHub Advisory Database · CC BY 4.0
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