CVE-2026-34227 is a critical vulnerability affecting Bishop Fox Sliver C2 framework versions prior to 1.7.4. This flaw allows an unauthenticated attacker to gain immediate, silent control over active C2 sessions by tricking an operator into clicking a malicious link. With a CVSS score of 8.8 HIGH, the potential impact includes exfiltration of sensitive target data or destruction of compromised infrastructure. While there is currently no public exploit code or evidence of active exploitation in the wild (KEV: No), it is listed on a "Hot List" due to its severe potential. Organizations using Sliver should prioritize upgrading to version 1.7.4 to mitigate this significant risk.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.7.4CPE matchmatch criteria | cpe:2.3:a:bishopfox:sliver:*:*:*:*:*:*:*:* |
CVSS version used by this source: 4.0
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.