CVE-2019-15618
MEDIUMCVSS 4.8/10EPSS 0.73%
Last modified
CVE-2019-15618 is a medium-severity vulnerability rated 4.8/10 on the CVSS scale. Missing escaping of HTML in the Updater of Nextcloud 15.0.5 allowed a reflected XSS when starting the updater from a malicious location.. EPSS estimates a 0.73% chance of exploitation in the next 30 days.
Description
Missing escaping of HTML in the Updater of Nextcloud 15.0.5 allowed a reflected XSS when starting the updater from a malicious location.
Metrics
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Nextcloud | Nextcloud Server | < 14.0.9 |
| Nextcloud | Nextcloud Server | >= 15.0.0, < 15.0.6 |
References
- https://hackerone.com/reports/515484Permissions Required
- https://nextcloud.com/security/advisory/?id=NC-SA-2020-007Vendor Advisory
- https://hackerone.com/reports/515484Permissions Required
- https://nextcloud.com/security/advisory/?id=NC-SA-2020-007Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2019-15618?
Missing escaping of HTML in the Updater of Nextcloud 15.0.5 allowed a reflected XSS when starting the updater from a malicious location.
How severe is CVE-2019-15618?
CVE-2019-15618 has a CVSS score of 4.8/10 (MEDIUM severity). The EPSS model estimates a 0.73% probability of exploitation in the next 30 days.
How do I fix CVE-2019-15618?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2019-15618?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST