CVE-2022-39338 affects the user_oidc OpenID Connect backend for Nextcloud, specifically versions prior to 1.2.1. This vulnerability is a stored cross-site scripting (XSS) issue stemming from improper validation of discovery URLs. Rated as MEDIUM severity (CVSS 5.4), exploitation requires user interaction and is primarily limited to the Safari web browser, with a restricted Content Security Policy (CSP) further mitigating impact to low confidentiality and integrity. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.2.1CPE matchmatch criteria | cpe:2.3:a:nextcloud:openid_connect_user_backend:*:*:*:*:*:nextcloud:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:N
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.