What is CVE-2019-5454?

CVE-2019-5454 is a critical-severity vulnerability in Nextcloud, classified under SQL Injection. CVSS score: 9.8/10. Published 2019-07-30.

How severe is CVE-2019-5454?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2019-5454 known to be exploited?

6 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

SQL Injection in Nextcloud

CVE-2019-5454

SQL Injection in the Nextcloud Android app prior to version 3.0.0 allows to destroy a local cache when a harmful query is executed requiring to resetup the account.

Vulnerability class: SQL Injection

EPSS: 0.020 (78.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Nextcloud — versions 1.0.0, 1.0.1, 1.1.0
N/a Com.nextcloud.client — versions 3.0.0

Weakness classification (CWE)

CWE-89 — SQL Injection

Public proof-of-concept exploits

References

support@hackerone.com (Patch, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2019-5454?: CVE-2019-5454 is a critical-severity vulnerability in Nextcloud, classified under SQL Injection. CVSS score: 9.8/10. Published 2019-07-30.
How severe is CVE-2019-5454?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2019-5454 known to be exploited?: 6 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.