CVE-2020-26253 describes a vulnerability in Kirby CMS (versions before 3.3.6) and Kirby Panel (versions before 2.5.14) where the admin panel could be accessed on .dev domains or behind a reverse proxy if the initial admin account had not yet been registered. This bypasses a security feature intended to prevent unauthorized first-time account registration on public servers. The vulnerability has a CVSS score of 5.9 (Medium), indicating a network-based attack with high attack complexity, requiring no privileges or user interaction, and potentially leading to high integrity impact (unauthorized account registration). Confidentiality and availability are not directly impacted. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage for this CVE. Organizations are advised to upgrade to Kirby 3.3.6 or later to remediate the issue.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 3.3.6CPE matchmatch criteria | cpe:2.3:a:getkirby:kirby:*:*:*:*:*:*:*:* | ||
< 2.5.14CPE matchmatch criteria | cpe:2.3:a:getkirby:panel:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.