CVE-2016-9459

Nextcloud Server before 9.0.52 & ownCloud Server before 9.0.4 are vulnerable to a log pollution vulnerability potentially leading to a local XSS. The download log functionality in the admin screen is delivering the log in JSON format to the end-user. The file was delivered with an attachment disposition forcing the browser to download the document. However, Firefox running on Microsoft Windows would offer the user to open the data in the browser as an HTML document. Thus any injected data in the log would be executed.
Cross-site Scripting
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.1 MEDIUM
NETWORK
LOW
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
hackeroneCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 73%
VendorProductVersion
nextcloudnextcloud_server
𝑥
< 9.0.52
owncloudowncloud
𝑥
< 9.0.4
𝑥
= Vulnerable software versions
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
nextcloud
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
dne
xenial
dne
trusty
dne
precise
dne
owncloud
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
dne
xenial
dne
trusty
dne
precise
ignored