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01 Record

CVE-2020-8278

Improper access control in Nextcloud Social app version 0.3.1 allowed to read posts of any user.

UnratedPUBLISHEDCNA: hackerone
CNA base scoreUnratedNo CNA CVSS vector

02 Description

Improper access control in Nextcloud Social app version 0.3.1 allowed to read posts of any user.

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
1.01% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 62.9% of scored records. A rank, not a probability.
NVD base score
5.3 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2020-11-19 00:32Z5 YR AGO
Last updated
2024-08-04 09:56Z2 YR AGO
Reserved
2020-01-28
Assigning CNA
hackerone
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
  • CWE-284Improper Access ControlPillar
  • CWE-863Incorrect AuthorizationClass
Data version
5.1
Document digest
b3ee7eea5ddc7166dbb14fd373da0a5995a3b44a3a16ea61721b55f2c1e8f42c

05 Affected products

VendorProductVersionsPlatforms
n/aNextcloud SocialAffects v0.3.1, Fixed in v0.4.0—

06 References