CVE-2019-15611

CVE-2019-15611 is a medium-severity vulnerability in Nextcloud with a CVSS 3.x base score of 4.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-657.

Key facts

Description

Violation of Secure Design Principles in the iOS App 2.23.0 causes the app to leak its login and token to other Nextcloud services when search e.g. for federated users or registering for push notifications.

Frequently asked questions

What is CVE-2019-15611?
Violation of Secure Design Principles in the iOS App 2.23.0 causes the app to leak its login and token to other Nextcloud services when search e.g. for federated users or registering for push notifications.
How severe is CVE-2019-15611?
CVE-2019-15611 has a CVSS 3.x base score of 4.9, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2019-15611 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (61st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-15611?
CVE-2019-15611 affects Nextcloud. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-15611?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-15611 published?
CVE-2019-15611 was published on 2020-02-04 and last updated on 2026-06-17.

References

Affected products (1)

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