CVE-2011-5026

Severity: medium (CVSS 4.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.6% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2011-12-29 · updated 2026-06-16
Weakness: CWE-79

Description

Cross-site scripting (XSS) vulnerability in the addPost function in data/functions.php in Winn GuestBook before 2.4.8d allows remote attackers to inject arbitrary web script or HTML via the name parameter to index.php. NOTE: some of these details are obtained from third party information.

Affected products

Winn Guestbook: through 2.4.8c; 2.4.1-beta, 2.4.2, 2.4.3, 2.4.4, 2.4.5, 2.4.6 (+2)

References

http://code.google.com/p/winn-guestbook/issues/detail?id=34
http://osvdb.org/78070
http://secunia.com/advisories/47391
http://www.exploit-db.com/exploits/18290
https://exchange.xforce.ibmcloud.com/vulnerabilities/72025
http://code.google.com/p/winn-guestbook/issues/detail?id=34
http://osvdb.org/78070
http://secunia.com/advisories/47391
http://www.exploit-db.com/exploits/18290
https://exchange.xforce.ibmcloud.com/vulnerabilities/72025

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