Medium severity · published Feb 4, 2020
CVE-2019-15619
Improper neutralization of file names, conversation names and board names in Nextcloud Server 16.0.3, Nextcloud Talk 6.0.3 and Nextcloud Deck 0.6.5 causes an XSS when linking them…
4.8
CVSS
0.8%
EPSS
No
On KEV
Description
Improper neutralization of file names, conversation names and board names in Nextcloud Server 16.0.3, Nextcloud Talk 6.0.3 and Nextcloud Deck 0.6.5 causes an XSS when linking them with each others in a project.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 58% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DE
Deck · Nextcloud
before 0.6.6 · source: NVD
NS
Nextcloud Server · Nextcloud
before 16.0.4 · source: NVD
TA
Talk · Nextcloud
before 6.0.4 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-15619
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-15619
Permissions Required
https://hackerone.com/reports/662204
Vendor Advisory
https://nextcloud.com/security/advisory/?id=NC-SA-2020-008
Vendor Advisory
https://nextcloud.com/security/advisory/?id=NC-SA-2020-009
Vendor Advisory
https://nextcloud.com/security/advisory/?id=NC-SA-2020-010
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