Medium severity6.4NVD Advisory· Published May 10, 2026· Updated May 12, 2026

CVE-2021-47950

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Advanced Guestbook/Advanced Guestbookllm-fuzzy
Range: = 2.4.4

Patches

Vulnerability mechanics

References

www.ampps.com/apps/guestbooks/Advanced_Guestbooknvd
www.exploit-db.com/exploits/49875nvd
www.vulncheck.com/advisories/advanced-guestbook-persistent-xss-via-smiliesnvd

News mentions

No linked articles in our index yet.

cvss	0.416
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000