The modifier.regex_replace.php plugin in Smarty before 2.6.19, as used by Serendipity…
Priority LOW 37CWE-20Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
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.
Why it matters now
EPSS 0.01954 80th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:smarty:smarty:*:*:*:*:*:*:*:* | up to 2.6.18 | Vulnerable | smarty-php |
- cpe:2.3:a:smarty:smarty:*:*:*:*:*:*:*:* Versions up to 2.6.18 Vulnerable ·smarty-php
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2008-1066
- 2026-10-03 Alias added: GHSA-v4j9-rxfp-35qc
References
More smarty-php Smarty vulnerabilities
- TI-2021-08070 Smarty before 3.1.39 allows code injection via an unexpected function name after a {function name= substring. CVSS 3.1CRITICAL 9.8
- TI-2009-01585 The smarty_function_math function in libs/plugins/function.math.php in Smarty 2.6.22… CVSS 2.0HIGH 10.0
- TI-2006-06846 PHP remote file inclusion vulnerability in libs/Smarty.class.php in Smarty 2.6.9 allows… CVSS 3.1CRITICAL 9.8
- TI-2022-11764 PHP Code Injection by malicious block or filename in Smarty CVSS 3.1HIGH 8.8
- TI-2017-14689 Smarty 3 before 3.1.32 is vulnerable to a PHP code injection when calling fetch() or… CVSS 3.0CRITICAL 9.8
- TI-2010-04450 Smarty before 3.0.0 beta 7 does not properly handle the <?php and ?> tags, which has… CVSS 2.0HIGH 10.0
Sources
- CVE-2008-1066 · CVE Program
- CVE-2008-1066 · NVD
- FIRST EPSS
- GHSA-v4j9-rxfp-35qc · GitHub Advisory Database · CC BY 4.0
- CVE-2008-1066 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences