CVE-2011-5061 describes an arbitrary code execution vulnerability in WHMCS versions 4.0.x through 5.0.x. Attackers can exploit this by submitting a specially crafted ticket subject, leveraging improper handling of characters within the Smarty templating system. With a CVSS score of 7.5, this vulnerability is considered highly severe, allowing unauthenticated remote attackers to achieve partial confidentiality, integrity, and availability impacts with low attack complexity. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
4.0.0CPE matchmatch criteria | cpe:2.3:a:whmcs:whmcompletesolution:4.0.0:*:*:*:*:*:*:* | ||
4.0.1CPE matchmatch criteria | cpe:2.3:a:whmcs:whmcompletesolution:4.0.1:*:*:*:*:*:*:* | ||
4.0.2CPE matchmatch criteria | cpe:2.3:a:whmcs:whmcompletesolution:4.0.2:*:*:*:*:*:*:* | ||
4.1.0CPE matchmatch criteria | cpe:2.3:a:whmcs:whmcompletesolution:4.1.0:*:*:*:*:*:*:* | ||
4.1.1CPE matchmatch criteria | cpe:2.3:a:whmcs:whmcompletesolution:4.1.1:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:P/I:P/A:P
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 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.