CVE-2020-8223
3Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackepss 1.5%
exploitation probability
1.5%top 27% of all CVEs
observed exploitation
nono source reports it
A logic error in Nextcloud Server 19.0.0 caused a privilege escalation allowing malicious users to reshare with higher permissions than they got assigned themselves.
Affected products
n/a · Nextcloud ServerReferences
https://hackerone.com/reports/889243https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KC6HLX5SG4PZO6Y54D2LFJ4ATG76BKOP/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T7FX3O6SJE2S52I2HAA4DSTUIISP5BNA/https://nextcloud.com/security/advisory/?id=NC-SA-2020-029