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CVE-2026-82531

Smarty before 4.5.8 and 5.x before 5.8.5 PHP Code Injection via extends: Inheritance Cache PUBLISHED

Description (CNA)

Smarty before 4.5.8 and 5.x before 5.8.5 contains a code injection vulnerability where the top-level nocache_hash is never restored during extends:/multi-component template inheritance, leaving it null. Attackers can supply assigned data containing a forged SmartyNocache marker that is copied verbatim into the regenerated PHP cache file, executing arbitrary PHP on include for remote code execution.

Affected (CNA)

Vendor / productVersions
smarty-php / smartyaffected 0 before 4.5.8; affected 5.0.0 before 5.8.5; unaffected 4.5.8; unaffected 5.8.5

CWE

CWE-94

References

ADP enrichment

CISA-ADP

No English description supplied.