Medium severity · published Jun 19, 2020
CVE-2016-11071
An issue was discovered in Mattermost Server before 3.1.0
6.1
CVSS
0.7%
EPSS
No
On KEV
Description
An issue was discovered in Mattermost Server before 3.1.0. It allows XSS because the noreferrer and noopener protection mechanisms were not in place.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 53% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MS
Mattermost Server · Mattermost
before 3.1.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-11071
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-11071
Vendor Advisory
https://mattermost.com/security-updates/
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