Security readout for executives and security teams
Plain-English summary
CVE-2019-5454 affects the Nextcloud Android app before version 3.0.0. A SQL injection issue could let a harmful query damage the app’s local cache, forcing the user to set up the account again. The sources do not indicate server-side compromise or active exploitation.
Executive priority
Treat as a mobile client hygiene issue. Prioritize updates where Nextcloud Android is managed or used for business data, but available evidence does not suggest enterprise-wide server compromise.
Technical view
The issue is categorized as CWE-89 SQL Injection in com.nextcloud.client prior to 3.0.0. The described impact is destruction of the Android app’s local cache when a harmful query is executed, requiring account re-setup. No CVSS score is provided in the source bundle.
Likely exposure
Organizations are exposed if users still run the Nextcloud Android app below version 3.0.0. Exposure appears limited to the local mobile app cache based on the available description.
Exploitation context
No CISA KEV listing or cited source in the bundle reports active exploitation. The public HackerOne reference indicates the issue was disclosed, but the provided data does not establish exploit prevalence.
Researcher notes
The public record lacks CVSS details and does not describe broader impact beyond local cache destruction. Analysis should stay scoped to Android client versions before 3.0.0 unless additional vendor details are obtained.
Mitigation direction
- Upgrade the Nextcloud Android app to version 3.0.0 or later.
- Confirm mobile device management policies block outdated app versions.
- Consult Nextcloud guidance if legacy Android clients remain in use.
Validation and detection
- Inventory installed Nextcloud Android app versions across managed devices.
- Flag any installations below version 3.0.0 for remediation.
- Review user reports of forced account re-setup or local cache loss.
Public sources used
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
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-89: Database access and collection lookup
Injection into data stores can inform collection, data access, and exfiltration detection reviews. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupDatabase behavior lookup
The CVE wording references database injection or access, so collection and exfiltration review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2019-5454 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://hackerone.com/reports/291764CVE 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.