All vulnerabilities

Servers and applications

CVE-2008-1066

The modifier.regex_replace.php plugin in Smarty before 2.6.19, as used by Serendipity (S9Y) and other products, allows attackers to call arbitrary PHP functions via templates, related to a '\0' character in a search string.

Severity
High 7.5
Published
28 Feb 2008
Last changed
16 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
2% in the next 30 daysHigher than 80% of CVEs. EPSS by FIRST, 12 Nov 2026
Weakness
Improper input validation (CWE-20)
Attack
Over the network · No login needed
Attacker can
Read some data · Change some data · Slow it down
CVSS vector
AV:N/AC:L/Au:N/C:P/I:P/A:P
Sources
NVD

Affected software

SoftwareAffected versions
SmartyServers and applications · cpe:a:smarty:smarty
  • Every version up to 2.6.18

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2008-1066
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2008-1066