Medium severity · published May 8, 2017
CVE-2017-0890
Nextcloud Server before 11.0.3 is vulnerable to an inadequate escaping leading to a XSS vulnerability in the search module
5.4
CVSS
0.7%
EPSS
No
On KEV
Description
Nextcloud Server before 11.0.3 is vulnerable to an inadequate escaping leading to a XSS vulnerability in the search module. To be exploitable a user has to write or paste malicious content into the search dialogue.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 54% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NS
Nextcloud Server · Nextcloud
before 11.0.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-0890
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-0890
Third Party Advisory
https://hackerone.com/reports/213227
Broken Link
https://nextcloud.com/security/advisory/?id=nc-sa-2017-007
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