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TI-2009-00984 Aliases CVE-2009-1030GHSA-fg2g-28hw-pqvr

Cross-site scripting (XSS) vulnerability in the choose_primary_blog function in…

Priority LOW 28CWE-79Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
— Not recorded in CVSS 2.0
Attack complexity
Medium
Impact type
Cross-site scripting
Confidentiality · integrity · availability
None · Partial · None
Fix status
No fix listed

Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-79.

Summary

Cross-site scripting (XSS) vulnerability in the choose_primary_blog function in wp-includes/wpmu-functions.php in WordPress MU (WPMU) before 2.7 allows remote attackers to inject arbitrary web script or HTML via the HTTP Host header.

Why it matters now

EPSS 0.04664 91st percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
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

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 26

CPEVersionsRoleVendor
cpe:2.3:a:wordpress:wordpress_mu:*:*:*:*:*:*:*:*up to 2.6VulnerableWordPress
cpe:2.3:a:wordpress:wordpress_mu:1.0:*:*:*:*:*:*:*1.0VulnerableWordPress
cpe:2.3:a:wordpress:wordpress_mu:1.0:rc1:*:*:*:*:*:*1.0 rc1VulnerableWordPress
cpe:2.3:a:wordpress:wordpress_mu:1.0:rc2:*:*:*:*:*:*1.0 rc2VulnerableWordPress
cpe:2.3:a:wordpress:wordpress_mu:1.0:rc3:*:*:*:*:*:*1.0 rc3VulnerableWordPress
cpe:2.3:a:wordpress:wordpress_mu:1.0:rc4:*:*:*:*:*:*1.0 rc4VulnerableWordPress
cpe:2.3:a:wordpress:wordpress_mu:1.1:*:*:*:*:*:*:*1.1VulnerableWordPress
cpe:2.3:a:wordpress:wordpress_mu:1.1.1:*:*:*:*:*:*:*1.1.1VulnerableWordPress
cpe:2.3:a:wordpress:wordpress_mu:1.2:*:*:*:*:*:*:*1.2VulnerableWordPress
cpe:2.3:a:wordpress:wordpress_mu:1.2.1:*:*:*:*:*:*:*1.2.1VulnerableWordPress
  • cpe:2.3:a:wordpress:wordpress_mu:*:*:*:*:*:*:*:* Versions up to 2.6 Vulnerable ·WordPress
  • cpe:2.3:a:wordpress:wordpress_mu:1.0:*:*:*:*:*:*:* Versions 1.0 Vulnerable ·WordPress
  • cpe:2.3:a:wordpress:wordpress_mu:1.0:rc1:*:*:*:*:*:* Versions 1.0 rc1 Vulnerable ·WordPress
  • cpe:2.3:a:wordpress:wordpress_mu:1.0:rc2:*:*:*:*:*:* Versions 1.0 rc2 Vulnerable ·WordPress
  • cpe:2.3:a:wordpress:wordpress_mu:1.0:rc3:*:*:*:*:*:* Versions 1.0 rc3 Vulnerable ·WordPress
  • cpe:2.3:a:wordpress:wordpress_mu:1.0:rc4:*:*:*:*:*:* Versions 1.0 rc4 Vulnerable ·WordPress
  • cpe:2.3:a:wordpress:wordpress_mu:1.1:*:*:*:*:*:*:* Versions 1.1 Vulnerable ·WordPress
  • cpe:2.3:a:wordpress:wordpress_mu:1.1.1:*:*:*:*:*:*:* Versions 1.1.1 Vulnerable ·WordPress
  • cpe:2.3:a:wordpress:wordpress_mu:1.2:*:*:*:*:*:*:* Versions 1.2 Vulnerable ·WordPress
  • cpe:2.3:a:wordpress:wordpress_mu:1.2.1:*:*:*:*:*:*:* Versions 1.2.1 Vulnerable ·WordPress
Show 16 more CPE
CPEVersionsRoleVendor
cpe:2.3:a:wordpress:wordpress_mu:1.2.2:*:*:*:*:*:*:*1.2.2VulnerableWordPress
cpe:2.3:a:wordpress:wordpress_mu:1.2.3:*:*:*:*:*:*:*1.2.3VulnerableWordPress
cpe:2.3:a:wordpress:wordpress_mu:1.2.4:*:*:*:*:*:*:*1.2.4VulnerableWordPress
cpe:2.3:a:wordpress:wordpress_mu:1.2.4:rc1:*:*:*:*:*:*1.2.4 rc1VulnerableWordPress
cpe:2.3:a:wordpress:wordpress_mu:1.2.5a:*:*:*:*:*:*:*1.2.5aVulnerableWordPress
cpe:2.3:a:wordpress:wordpress_mu:1.3:*:*:*:*:*:*:*1.3VulnerableWordPress
cpe:2.3:a:wordpress:wordpress_mu:1.3.1:*:*:*:*:*:*:*1.3.1VulnerableWordPress
cpe:2.3:a:wordpress:wordpress_mu:1.3.2:*:*:*:*:*:*:*1.3.2VulnerableWordPress
cpe:2.3:a:wordpress:wordpress_mu:1.3.3:*:*:*:*:*:*:*1.3.3VulnerableWordPress
cpe:2.3:a:wordpress:wordpress_mu:1.5:rc1:*:*:*:*:*:*1.5 rc1VulnerableWordPress
cpe:2.3:a:wordpress:wordpress_mu:1.5.1:*:*:*:*:*:*:*1.5.1VulnerableWordPress
cpe:2.3:a:wordpress:wordpress_mu:2.6.1:*:*:*:*:*:*:*2.6.1VulnerableWordPress
cpe:2.3:a:wordpress:wordpress_mu:2.6.2:*:*:*:*:*:*:*2.6.2VulnerableWordPress
cpe:2.3:a:wordpress:wordpress_mu:2.6.3:*:*:*:*:*:*:*2.6.3VulnerableWordPress
cpe:2.3:a:wordpress:wordpress_mu:2.6.5:*:*:*:*:*:*:*2.6.5VulnerableWordPress
cpe:2.3:a:wordpress:wordpress_mu:2.7:*:*:*:*:*:*:*2.7VulnerableWordPress
  • cpe:2.3:a:wordpress:wordpress_mu:1.2.2:*:*:*:*:*:*:* Versions 1.2.2 Vulnerable ·WordPress
  • cpe:2.3:a:wordpress:wordpress_mu:1.2.3:*:*:*:*:*:*:* Versions 1.2.3 Vulnerable ·WordPress
  • cpe:2.3:a:wordpress:wordpress_mu:1.2.4:*:*:*:*:*:*:* Versions 1.2.4 Vulnerable ·WordPress
  • cpe:2.3:a:wordpress:wordpress_mu:1.2.4:rc1:*:*:*:*:*:* Versions 1.2.4 rc1 Vulnerable ·WordPress
  • cpe:2.3:a:wordpress:wordpress_mu:1.2.5a:*:*:*:*:*:*:* Versions 1.2.5a Vulnerable ·WordPress
  • cpe:2.3:a:wordpress:wordpress_mu:1.3:*:*:*:*:*:*:* Versions 1.3 Vulnerable ·WordPress
  • cpe:2.3:a:wordpress:wordpress_mu:1.3.1:*:*:*:*:*:*:* Versions 1.3.1 Vulnerable ·WordPress
  • cpe:2.3:a:wordpress:wordpress_mu:1.3.2:*:*:*:*:*:*:* Versions 1.3.2 Vulnerable ·WordPress
  • cpe:2.3:a:wordpress:wordpress_mu:1.3.3:*:*:*:*:*:*:* Versions 1.3.3 Vulnerable ·WordPress
  • cpe:2.3:a:wordpress:wordpress_mu:1.5:rc1:*:*:*:*:*:* Versions 1.5 rc1 Vulnerable ·WordPress
  • cpe:2.3:a:wordpress:wordpress_mu:1.5.1:*:*:*:*:*:*:* Versions 1.5.1 Vulnerable ·WordPress
  • cpe:2.3:a:wordpress:wordpress_mu:2.6.1:*:*:*:*:*:*:* Versions 2.6.1 Vulnerable ·WordPress
  • cpe:2.3:a:wordpress:wordpress_mu:2.6.2:*:*:*:*:*:*:* Versions 2.6.2 Vulnerable ·WordPress
  • cpe:2.3:a:wordpress:wordpress_mu:2.6.3:*:*:*:*:*:*:* Versions 2.6.3 Vulnerable ·WordPress
  • cpe:2.3:a:wordpress:wordpress_mu:2.6.5:*:*:*:*:*:*:* Versions 2.6.5 Vulnerable ·WordPress
  • cpe:2.3:a:wordpress:wordpress_mu:2.7:*:*:*:*:*:*:* Versions 2.7 Vulnerable ·WordPress

Remediation

No fixed version listed by the sources yet.

Vendor assessments

Red Hat

Red Hat's page for this CVE →

Not affected: 1 product
  • Red Hat

Timeline

  1. 2026-10-02 Threatist record created from CVE-2009-1030
  2. 2026-10-03 Alias added: GHSA-fg2g-28hw-pqvr

References

Exploit 1

Advisory 1

  • TI-2009-02226 WordPress and WordPress MU before 2.8.1 exhibit different behavior for a failed login… CVSS 2.0MEDIUM 5.0
  • TI-2008-05403 wp-admin/options.php in WordPress MU before 1.3.2, and WordPress 2.3.2 and earlier, does… CVSS 2.0HIGH 8.5
  • TI-2009-02225 wp-admin/admin.php in WordPress and WordPress MU before 2.8.1 does not require… CVSS 2.0MEDIUM 4.9
  • TI-2007-03437 Unrestricted file upload vulnerability in (1) wp-app.php and (2) app.php in WordPress… CVSS 2.0MEDIUM 6.5
  • TI-2009-02227 The forgotten mail interface in WordPress and WordPress MU before 2.8.1 exhibits… CVSS 2.0MEDIUM 5.0
  • TI-2007-03436 Unrestricted file upload vulnerability in WordPress before 2.2.1 and WordPress MU before… CVSS 2.0MEDIUM 6.0
See all 9 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences