CVE-2023-39963 is a high-severity vulnerability affecting Nextcloud Server versions 20.0.0 through 27.0.0, where a missing password confirmation allows an attacker to create app passwords for a victim after stealing their session. The attack vector is local with low complexity, and successful exploitation could lead to high impact on confidentiality, integrity, and availability. There is no known active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 20.0.0, < 20.0.14.15CPE matchmatch criteria | cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:enterprise:*:*:* | ||
>= 21.0.0, < 21.0.9.13CPE matchmatch criteria | cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:enterprise:*:*:* | ||
>= 22.0.0, < 22.2.10.14CPE matchmatch criteria | cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:enterprise:*:*:* | ||
>= 23.0.0, < 23.0.12.9CPE matchmatch criteria | cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:enterprise:*:*:* | ||
>= 24.0.0, < 24.0.12.5CPE matchmatch criteria | cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:enterprise:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:L
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.