CVE-2021-47950

MEDIUM

Advanced Guestbook 2.4.4 Persistent XSS via Smilies

Title source: CVE List
Search associated code STIX 2.1 vulnerability STIX 2.1 with PoCs

Record summary

CVE-2021-47950 has a selected CVSS score of 5.1 (medium); EIP currently links 1 catalogued exploit.

Description

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.

Description source: CVE List

Exploitation context

Available material

Catalogued exploits
1

CISA SSVC decision

ExploitationPoC
AutomatableNo
Technical impactPartial

CISA Coordinator · SSVC 2.0.3 · Evaluated May 12, 2026 · Source: CVE List

Affected products and versions

1
ProductSourceVersion range

Advanced Guestbook

Browse Ampps / Advanced Guestbook
CVE List2.4.4affected

Proofs of concept

1

Catalogued exploits

ExploitDBAdvanced Guestbook 2.4.4 - 'Smilies' Persistent Cross-Site Scripting (XSS)ExploitDB exploitby Abdulkadir AYDOGANNot analyzed1 file
ExploitDB
PoC details

References

4