XSS in Nextcloud Server
CVE-2016-9465
Nextcloud Server before 10.0.1 & ownCloud Server before 9.0.6 and 9.1.2 suffer from Stored XSS in CardDAV image export. The CardDAV image export functionality as implemented in Nextcloud/ownCloud allows the download of images stored within a vCard. Due to not performing any kind of verification on the image content this is prone to a stored Cross-Site Scripting attack.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.011 (64.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 64.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000
Affected products
- Nextcloud Server
- ownCloud
- Nextcloud Server & ownCloud Before 10.0.1 9.0.6 And 9.1.2 — versions Nextcloud Server & ownCloud Server Nextcloud Server before 10.0.1 & ownCloud Server before 9.0.6 and 9.1.2
Weakness classification (CWE)
References
- nextcloud.com/security/advisory/ (Patch, Vendor Advisory)
- github.com/owncloud/core/commit/6bf3be3877d9d9fda9c66926fe273fe79cbaf58e (Patch, Third Party Advisory, Issue Tracking)
- hackerone.com/reports/163338 (Exploit, Third Party Advisory)
- owncloud.org/security/advisory/ (Patch, Vendor Advisory)
- github.com/nextcloud/server/commit/68ab8325c799d20c1fb7e98d670785176590e7d0 (Patch, Third Party Advisory, Issue Tracking)
- github.com/owncloud/core/commit/b5a5be24c418033cb2ef965a4f3f06b7b4213845 (Patch, Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2016-9465?
- CVE-2016-9465 is a medium-severity vulnerability in Nextcloud Server, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2017-03-28.
- How severe is CVE-2016-9465?
- Medium severity. CVSS v3 base score is 5.4 out of 10.