Is CVE-2009-5053 in the CISA KEV catalog?

No. CVE-2009-5053 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2009-5053?

CVE-2009-5053 has a CVSS v2 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2009-5053?

CVE-2009-5053 has an EPSS score of 2.09% (79th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2009-5053?

Upgrade smarty3 on debian 11 to 3.0~rc1-1 or later.

CVE & CISA-KEV Catalog

CVE-2009-5053

HIGHEPSS 79th pctl

7.5

CVSS v2

NVD

Description

Unspecified vulnerability in Smarty before 3.0.0 beta 6 allows remote attackers to execute arbitrary PHP code by injecting this code into a cache file.

How to fix

Remediation Available

smarty3Debian

Fixed in:3.0~rc1-1CVE-2009-5053

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

2.09%probability of exploitation in 30 days

79thpercentile

Elevated risk: more likely to be exploited than 79% of all known CVEs.

References

Other references1

smarty-php.googlecode.com

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HTML

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-29.