Advanced Guestbook 2.4.4 contains a persistent cross-site scripting vulnerability in the smilies administration interface that allows authenticated attackers to inject…

Code

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Timeline

Detection, updates, and resolution for this record.

1. May 10, 2026 · NIST NVD

   Detected

   Advanced Guestbook 2.4.4 contains a persistent cross-site scripting vulnerability in the smilies administration interface that allows authenticated attackers to inject malicious scripts by manipulating the s_emotion parameter. Attackers can submit POST requests to admin.php with JavaScript code in the s_emotion field, which executes when administrators view the smilies tab.

2. Jul 20, 2026 · NIST NVD

   Updated

   Advanced Guestbook 2.4.4 contains a persistent cross-site scripting vulnerability in the smilies administration interface that allows authenticated attackers to inject malicious scripts by manipulating the s_emotion parameter. Attackers can submit POST requests to admin.php with JavaScript code in the s_emotion field, which executes when administrators view the smilies tab.

Sources

• CVE.orgVulnerability recordCVE-2021-47950

  Official CVE identifier

  cve.org
• NIST NVDVulnerability recordCVE-2021-47950

  Advanced Guestbook 2.4.4 contains a persistent cross-site scripting vulnerability in the smilies administration interface that allows authenticated attackers to inject malicious scripts by manipulating the s_emotion parameter. Attackers can submit POST requests to admin.php with

  nvd.nist.gov

References

• Reference · ampps.com
• Reference · exploit-db.com
• Reference · vulncheck.com