CVE-2026-33755 is a high-severity authenticated SQL Injection vulnerability (CWE-89) affecting Group-Office versions prior to 6.8.158, 25.0.92, and 26.0.17. Rated 8.8 CVSS, this flaw allows any authenticated user with basic addressbook access to extract arbitrary database data, including active session tokens. This enables full account takeover of any user, including the System Administrator, requiring low privileges and no user interaction. There is currently no evidence of active exploitation, nor are public exploit modules available, though it has received minimal community discussion. Organizations using affected Group-Office versions should update immediately.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 6.8.158CPE matchmatch criteria | cpe:2.3:a:intermesh:group-office:*:*:*:*:*:*:*:* | ||
>= 25.0.1, < 25.0.92CPE matchmatch criteria | cpe:2.3:a:intermesh:group-office:*:*:*:*:*:*:*:* | ||
>= 26.0.1, < 26.0.17CPE matchmatch criteria | cpe:2.3:a:intermesh:group-office:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 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.
Remediation records are not available for this CVE.