CVE-2009-1030 EXPLOIT
4.3
MEDIUM · CVSS 2.0 · EPSS 4.7% (pctl 91)
Patch early
A public exploit exists.
Description
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.
Scoring
| CVSS | 4.3 (MEDIUM, v2.0) |
|---|---|
| Vector | AV:N/AC:M/Au:N/C:N/I:P/A:N |
| EPSS | 4.66% — more likely to be exploited than 91% of all CVEs |
| Weakness | CWE-79 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2009-03-20 |
| Last modified | 2026-06-16 |
Affected (1)
| Vendor | Product |
|---|---|
| wordpress | wordpress mu |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | WordPress MU < 2.7 - 'HOST' HTTP Header Cross-Site Scripting | 2009-03-10 |
References
- http://marc.info/?l=bugtraq&m=126996727024732&w=2
- http://www.securityfocus.com/archive/1/501667/100/0/threaded
- http://www.securityfocus.com/bid/34075
- http://www.securitytracker.com/id?1021838
- https://exchange.xforce.ibmcloud.com/vulnerabilities/49184
- https://www.exploit-db.com/exploits/8196
- http://marc.info/?l=bugtraq&m=126996727024732&w=2
- http://www.securityfocus.com/archive/1/501667/100/0/threaded
- http://www.securityfocus.com/bid/34075
- http://www.securitytracker.com/id?1021838
- https://exchange.xforce.ibmcloud.com/vulnerabilities/49184
- https://www.exploit-db.com/exploits/8196
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