Multiple cross-site scripting (XSS) vulnerabilities in index.php in Simple Machines Forum…
Priority LOW 31Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- 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
Multiple cross-site scripting (XSS) vulnerabilities in index.php in Simple Machines Forum (SMF) 1.1 RC3 allow remote authenticated users to inject arbitrary web script or HTML via the (1) recipient or (2) BCC field when selecting send in a pm action.
Why it matters now
EPSS 0.02133 82nd 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:simple_machines:simple_machines_forum:1.1_rc3:*:*:*:*:*:*:* | 1.1_rc3 | Vulnerable | Simple Machines |
- cpe:2.3:a:simple_machines:simple_machines_forum:1.1_rc3:*:*:*:*:*:*:* Versions 1.1_rc3 Vulnerable ·Simple Machines
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2007-0399
- 2026-10-03 Alias added: GHSA-q346-g3x2-q729
References
Advisory 1
More Simple Machines Forum vulnerabilities
- TI-2008-06234 Multiple PHP remote file inclusion vulnerabilities in Simple Machines Forum (SMF) 1.1.4… CVSS 2.0HIGH 7.5
- TI-2006-04315 Simple Machines Forum (SMF) 1.1RCx before 1.1RC3, and 1.0.x before 1.0.8, does not… CVSS 2.0HIGH 7.5
- TI-2007-05426 SQL injection vulnerability in Sources/Search.php in Simple Machines Forum (SMF) 1.1.3… CVSS 2.0MEDIUM 6.8
- TI-2007-03204 Unspecified vulnerability in Simple Machines Forum (SMF) 1.1.2 allows remote attackers to… CVSS 2.0HIGH 7.5
- TI-2007-03203 Simple Machines Forum (SMF) 1.1.2 uses a concatenation method with insufficient… CVSS 2.0HIGH 7.5
- TI-2006-06755 QueryString.php in Simple Machines Forum (SMF) 1.0.7 and earlier, and 1.1rc2 and earlier… CVSS 2.0HIGH 7.5
Sources
- CVE-2007-0399 · CVE Program
- CVE-2007-0399 · NVD
- FIRST EPSS
- GHSA-q346-g3x2-q729 · GitHub Advisory Database · CC BY 4.0
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