CVE-2021-26120 is a critical code injection vulnerability affecting Smarty versions prior to 3.1.39, specifically impacting Debian Linux distributions utilizing Smarty. This flaw allows unauthenticated attackers to execute arbitrary code remotely by manipulating function names within Smarty templates. With a CVSS score of 9.8, this vulnerability poses a severe risk, enabling full compromise of confidentiality, integrity, and availability. While no public exploit intelligence (Metasploit, Nuclei, ExploitDB) or active exploitation has been observed, its high EPSS and FAUCET Risk Score indicate a significant potential for future exploitation.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 3.1.39CPE matchmatch criteria | cpe:2.3:a:smarty:smarty:*:*:*:*:*:*:*:* | ||
9.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | ||
10.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* | ||
11.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 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 0.0 Security Researcher mentions.