CVE-2026-30877 describes an OS command injection vulnerability in baserCMS versions prior to 5.2.3, enabling authenticated administrators to execute arbitrary OS commands on the server via the update functionality. This high-severity flaw (CVSS 7.2) has a low attack complexity but requires high privileges, potentially leading to full system compromise. While no public exploit code or active exploitation is reported (not in CISA KEV), the vulnerability has generated community discussion, emphasizing the need to patch to version 5.2.3 or later.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 5.2.3CPE matchmatch criteria | cpe:2.3:a:basercms:basercms:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.3 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.