RCE in Smarty

CVE-2017-1000480

Smarty 3 before 3.1.32 is vulnerable to a PHP code injection when calling fetch() or display() functions on custom resources that does not sanitize template name.

Vulnerability class: RCE (Remote Code Execution)

EPSS: 0.031 (86.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2017-1000480?
CVE-2017-1000480 is a critical-severity vulnerability in Smarty, classified under Code Injection. CVSS score: 9.8/10. Published 2018-01-03.
How severe is CVE-2017-1000480?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2017-1000480 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.