CVE-2008-1066

The modifier.regex_replace.php plugin in Smarty before 2.6.19, as used by Serendipity (S9Y) and...

7.5 HighFix available

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.

Exploit likelihood

1.95%Down 0.7 points since Feb 4, 2022

What each source reports

NVD Score used 7.5

Record: CVE-2008-1066
CVSS 2.0: 7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Weakness: CWE-20
Updated: 2026-11-02

CVE List No score

Record: CVE-2008-1066
Updated: 2026-11-02

EUVDEUVD-2008-1077 No score

Record: EUVD-2008-1077
Updated: 2026-11-03

GitHub AdvisoriesGHSA-v4j9-rxfp-35qc No score

The modifier.regex_replace.php plugin in Smarty before 2.6.19, as used by Serendipity (S9Y) and...

Record: GHSA-v4j9-rxfp-35qc
Weakness: CWE-20
Updated: 2026-11-02

Affected products

smarty

Affected packages

Affected packages
Package	Affected	Fixed
`smarty` Debian:3.1	before 2.6.9-1sarge1, plus listed versions 2.6.9-1	2.6.9-1sarge1
`smarty` Debian:4.0	before 2.6.14-1etch1, plus listed versions 2.6.14-1	2.6.14-1etch1

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2008-1066 is a high vulnerability (CVSS 7.5) in Smarty, published February 28, 2008. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.95%, the 80th percentile. Fixed in smarty 2.6.9-1sarge1.

References

Show 13 moreShow less