CVE-2023-48304

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

0.60% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 46.5% of scored records. A rank, not a probability.

NVD base score

4.3 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/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.

Published

2023-11-21 22:06Z2 YR AGO

Last updated

2024-08-02 21:23Z2 YR AGO

Reserved

2023-11-14

Assigning CNA

GitHub_M

Record state

PUBLISHED

Severity

Medium (CVSS 4.3)

CNA CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Weaknesses

• CWE-639Authorization Bypass Through User-Controlled KeyBase

Data version

5.1

Document digest

b617cb6a4bb4c34bdeb2baa304b1637b545571e8681ad57c644a2550e084a1e6

• github.comhttps://github.com/nextcloud/security-advisories/security/advisories/GHSA-8jwv-c8c8-9fr3x_refsource_CONFIRM
• github.comhttps://github.com/nextcloud/server/pull/40292x_refsource_MISC
• hackerone.comhttps://hackerone.com/reports/2112973x_refsource_MISC